diff --git a/app/Helpers/MiscHelper.php b/app/Helpers/MiscHelper.php
index 4f2b49c..25553ed 100644
--- a/app/Helpers/MiscHelper.php
+++ b/app/Helpers/MiscHelper.php
@@ -111,9 +111,9 @@ class MiscHelper
         return sprintf('%s/.env', dirname(dirname(__DIR__)));
     }
 
-    public static function getEnvironmentSetting($settingName)
+    public static function getEnvironmentSetting($settingName, $envFile = null)
     {
-        $envFile = MiscHelper::getEnvironmentFilePath();
+        $envFile = $envFile ?? MiscHelper::getEnvironmentFilePath();
 
         if (!file_exists($envFile))
         {
diff --git a/app/Http/Controllers/InstallController.php b/app/Http/Controllers/InstallController.php
index 46a5e24..c3cae63 100644
--- a/app/Http/Controllers/InstallController.php
+++ b/app/Http/Controllers/InstallController.php
@@ -19,10 +19,10 @@ class InstallController extends Controller
     public function administrator(StoreUserRequest $request)
     {
         // Validate we're at the required stage
-        $stage = 3;
+        $stage = 2;
         if (intval($request->session()->get('install_stage')) < $stage)
         {
-            return redirect(route('install.check'));
+            return redirect(route('install.database'));
         }
 
         // If we already have an admin account, this step can be skipped
@@ -52,70 +52,9 @@ class InstallController extends Controller
         ]);
     }
 
-    public function check(Request $request)
-    {
-        // This is the first installation step therefore it doesn't need to verify the stage
-
-        if ($request->getMethod() == 'POST')
-        {
-            $request->session()->put('install_stage', 2);
-            return redirect(route('install.database'));
-        }
-
-        $canContinue = true;
-        $runtimeMinimum = '7.0.0'; // this minimum is imposed by Laravel 5.5
-        $runtimeVersion = phpversion();
-        $phpIsValid = version_compare($runtimeVersion, $runtimeMinimum) >= 0;
-
-        if (!$phpIsValid)
-        {
-            $canContinue = false;
-        }
-
-        $requiredModules = [
-            'curl' => 'installer.php_modules.curl',
-            'pdo_mysql' => 'installer.php_modules.mysql',
-            'gd' => 'installer.php_modules.gd'
-        ];
-        $availableModules = [];
-
-        foreach ($requiredModules as $key => $langString)
-        {
-            $availableModules[$key] = extension_loaded($key);
-            if (!$availableModules[$key])
-            {
-                $canContinue = false;
-            }
-        }
-
-        $uploadLimit = MiscHelper::convertToBytes(ini_get('upload_max_filesize'));
-        $postMaxSize = MiscHelper::convertToBytes(ini_get('post_max_size'));
-
-        $recommendedMinimum = 4 * 1024 * 1024;
-
-        return view('install.check', [
-            'available_modules' => $availableModules,
-            'can_continue' => $canContinue,
-            'php_is_valid' => $phpIsValid,
-            'php_version_current' => $runtimeVersion,
-            'php_version_required' => $runtimeMinimum,
-            'post_max_size' => ($postMaxSize / 1024 / 1024),
-            'post_max_size_warning' => $postMaxSize < $recommendedMinimum,
-            'recommended_minimum_upload' => ($recommendedMinimum / 1024 / 1024),
-            'upload_limit' => ($uploadLimit / 1024 / 1024),
-            'upload_limit_warning' => $uploadLimit < $recommendedMinimum,
-            'required_modules' => $requiredModules
-        ]);
-    }
-
     public function database(Request $request)
     {
-        // Validate we're at the required stage
-        $stage = 2;
-        if (intval($request->session()->get('install_stage')) < $stage)
-        {
-            return redirect(route('install.check'));
-        }
+        // This is the first installation step therefore it doesn't need to verify the stage
 
         if ($request->method() == 'POST')
         {
@@ -162,7 +101,7 @@ class InstallController extends Controller
                 // Default settings
                 $this->setConfigurationForNewSystems();
 
-                $request->session()->put('install_stage', 3);
+                $request->session()->put('install_stage', 2);
                 return redirect(route('install.administrator'));
             }
             catch (\Exception $ex)
diff --git a/app/Http/Middleware/AppInstallation.php b/app/Http/Middleware/AppInstallation.php
index fb88b19..b711d99 100644
--- a/app/Http/Middleware/AppInstallation.php
+++ b/app/Http/Middleware/AppInstallation.php
@@ -14,9 +14,6 @@ use Illuminate\Support\Facades\Log;
 
 class AppInstallation
 {
-    private $baseDirectory;
-    private $environmentFilePath;
-
     /**
      * The application instance.
      *
@@ -33,8 +30,6 @@ class AppInstallation
     public function __construct(Application $app)
     {
         $this->app = $app;
-        $this->baseDirectory = dirname(dirname(dirname(__DIR__)));
-        $this->environmentFilePath = sprintf('%s/.env', $this->baseDirectory);
     }
 
     public function handle(Request $request, Closure $next)
@@ -51,6 +46,14 @@ class AppInstallation
         // See if the successful flag has been written to the .env file
         $isAppInstalled = MiscHelper::getEnvironmentSetting('APP_INSTALLED');
 
+        // See if the vendors are out-of-date
+        if ($this->isVendorUpdateRequired())
+        {
+            return $isAppInstalled
+                ? redirect('/update')
+                : redirect('/install');
+        }
+
         if ($request->is('install/*'))
         {
             // Already in the installer
@@ -72,20 +75,31 @@ class AppInstallation
             return $next($request);
         }
 
-        return redirect(route('install.check'));
+        return redirect(route('install.database'));
     }
 
     private function generateAppKey()
     {
         // Generate an application key and store to the .env file
-        if (!file_exists($this->environmentFilePath))
+        if (!file_exists(MiscHelper::getEnvironmentFilePath()))
         {
             $key = MiscHelper::randomString(32);
-            file_put_contents($this->environmentFilePath, sprintf('APP_KEY=%s', $key) . PHP_EOL);
+            file_put_contents(MiscHelper::getEnvironmentFilePath(), sprintf('APP_KEY=%s', $key) . PHP_EOL);
             app('config')->set(['app' => ['key' => $key]]);
         }
     }
 
+    private function isVendorUpdateRequired()
+    {
+        $vendorsVersionFilename = $this->app->basePath('vendor/version.txt');
+        if (!file_exists($vendorsVersionFilename))
+        {
+            return true;
+        }
+
+        return trim(file_get_contents($vendorsVersionFilename)) != trim(config('app.version'));
+    }
+
     private function updateDatabaseIfRequired()
     {
         $versionNumber = UserConfig::getOrCreateModel('app_version');
diff --git a/composer.lock b/composer.lock
index 41a6105..7fc42a4 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "9a11d044f41aef4c08fcddf00fd6f7ed",
+    "content-hash": "9dfa65a2590e8d0d5305a4be35a8b140",
     "packages": [
         {
             "name": "aws/aws-sdk-php",
-            "version": "3.134.8",
+            "version": "3.135.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/aws/aws-sdk-php.git",
-                "reference": "8a9b598a0ede2165be5988899dcebead6fcc4d41"
+                "reference": "fb6f4a12d9ad1b8fc1481aef61ed1f8a9fe2164b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/8a9b598a0ede2165be5988899dcebead6fcc4d41",
-                "reference": "8a9b598a0ede2165be5988899dcebead6fcc4d41",
+                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/fb6f4a12d9ad1b8fc1481aef61ed1f8a9fe2164b",
+                "reference": "fb6f4a12d9ad1b8fc1481aef61ed1f8a9fe2164b",
                 "shasum": ""
             },
             "require": {
@@ -88,7 +88,7 @@
                 "s3",
                 "sdk"
             ],
-            "time": "2020-04-17T18:11:57+00:00"
+            "time": "2020-04-24T18:14:04+00:00"
         },
         {
             "name": "doctrine/cache",
@@ -174,16 +174,16 @@
         },
         {
             "name": "doctrine/dbal",
-            "version": "v2.10.1",
+            "version": "2.10.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/dbal.git",
-                "reference": "c2b8e6e82732a64ecde1cddf9e1e06cb8556e3d8"
+                "reference": "aab745e7b6b2de3b47019da81e7225e14dcfdac8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/dbal/zipball/c2b8e6e82732a64ecde1cddf9e1e06cb8556e3d8",
-                "reference": "c2b8e6e82732a64ecde1cddf9e1e06cb8556e3d8",
+                "url": "https://api.github.com/repos/doctrine/dbal/zipball/aab745e7b6b2de3b47019da81e7225e14dcfdac8",
+                "reference": "aab745e7b6b2de3b47019da81e7225e14dcfdac8",
                 "shasum": ""
             },
             "require": {
@@ -195,9 +195,11 @@
             "require-dev": {
                 "doctrine/coding-standard": "^6.0",
                 "jetbrains/phpstorm-stubs": "^2019.1",
-                "phpstan/phpstan": "^0.11.3",
+                "nikic/php-parser": "^4.4",
+                "phpstan/phpstan": "^0.12",
                 "phpunit/phpunit": "^8.4.1",
-                "symfony/console": "^2.0.5|^3.0|^4.0|^5.0"
+                "symfony/console": "^2.0.5|^3.0|^4.0|^5.0",
+                "vimeo/psalm": "^3.11"
             },
             "suggest": {
                 "symfony/console": "For helpful console commands such as SQL execution and import of files."
@@ -262,7 +264,21 @@
                 "sqlserver",
                 "sqlsrv"
             ],
-            "time": "2020-01-04T12:56:21+00:00"
+            "funding": [
+                {
+                    "url": "https://www.doctrine-project.org/sponsorship.html",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://www.patreon.com/phpdoctrine",
+                    "type": "patreon"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/doctrine%2Fdbal",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-04-20T17:19:26+00:00"
         },
         {
             "name": "doctrine/event-manager",
@@ -838,16 +854,16 @@
         },
         {
             "name": "laravel/framework",
-            "version": "v6.18.8",
+            "version": "v6.18.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laravel/framework.git",
-                "reference": "852c91c46adfbc2f5a0f6985cba3d7b7a769b773"
+                "reference": "9177744ccdd8d5db970fdff2383fe89c2e94aabe"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/laravel/framework/zipball/852c91c46adfbc2f5a0f6985cba3d7b7a769b773",
-                "reference": "852c91c46adfbc2f5a0f6985cba3d7b7a769b773",
+                "url": "https://api.github.com/repos/laravel/framework/zipball/9177744ccdd8d5db970fdff2383fe89c2e94aabe",
+                "reference": "9177744ccdd8d5db970fdff2383fe89c2e94aabe",
                 "shasum": ""
             },
             "require": {
@@ -980,7 +996,7 @@
                 "framework",
                 "laravel"
             ],
-            "time": "2020-04-15T20:56:03+00:00"
+            "time": "2020-04-21T18:53:10+00:00"
         },
         {
             "name": "laravel/socialite",
@@ -1048,16 +1064,16 @@
         },
         {
             "name": "league/commonmark",
-            "version": "1.3.4",
+            "version": "1.4.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/thephpleague/commonmark.git",
-                "reference": "dd3261eb9a322e009fa5d96d19b9ae19708ce04b"
+                "reference": "9e780d972185e4f737a03bade0fd34a9e67bbf31"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/thephpleague/commonmark/zipball/dd3261eb9a322e009fa5d96d19b9ae19708ce04b",
-                "reference": "dd3261eb9a322e009fa5d96d19b9ae19708ce04b",
+                "url": "https://api.github.com/repos/thephpleague/commonmark/zipball/9e780d972185e4f737a03bade0fd34a9e67bbf31",
+                "reference": "9e780d972185e4f737a03bade0fd34a9e67bbf31",
                 "shasum": ""
             },
             "require": {
@@ -1075,7 +1091,7 @@
                 "github/gfm": "0.29.0",
                 "michelf/php-markdown": "~1.4",
                 "mikehaertl/php-shellcommand": "^1.4",
-                "phpstan/phpstan-shim": "^0.11.5",
+                "phpstan/phpstan": "^0.12",
                 "phpunit/phpunit": "^7.5",
                 "scrutinizer/ocular": "^1.5",
                 "symfony/finder": "^4.2"
@@ -1118,7 +1134,33 @@
                 "md",
                 "parser"
             ],
-            "time": "2020-04-13T20:52:18+00:00"
+            "funding": [
+                {
+                    "url": "https://enjoy.gitstore.app/repositories/thephpleague/commonmark",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://www.colinodell.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://www.paypal.me/colinpodell/10.00",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/colinodell",
+                    "type": "github"
+                },
+                {
+                    "url": "https://www.patreon.com/colinodell",
+                    "type": "patreon"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/league/commonmark",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-04-24T13:39:56+00:00"
         },
         {
             "name": "league/flysystem",
@@ -1202,6 +1244,12 @@
                 "sftp",
                 "storage"
             ],
+            "funding": [
+                {
+                    "url": "https://offset.earth/frankdejonge",
+                    "type": "other"
+                }
+            ],
             "time": "2020-04-16T13:21:26+00:00"
         },
         {
@@ -1474,6 +1522,16 @@
                 "datetime",
                 "time"
             ],
+            "funding": [
+                {
+                    "url": "https://opencollective.com/Carbon",
+                    "type": "open_collective"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/nesbot/carbon",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-31T13:43:19+00:00"
         },
         {
@@ -1584,16 +1642,16 @@
         },
         {
             "name": "php-amqplib/php-amqplib",
-            "version": "v2.11.0",
+            "version": "v2.11.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/php-amqplib/php-amqplib.git",
-                "reference": "9ee212baced63442ca1ab029acde38e1144a00b8"
+                "reference": "cfbfaf6262cd8d017f29862164f75e265d832434"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-amqplib/php-amqplib/zipball/9ee212baced63442ca1ab029acde38e1144a00b8",
-                "reference": "9ee212baced63442ca1ab029acde38e1144a00b8",
+                "url": "https://api.github.com/repos/php-amqplib/php-amqplib/zipball/cfbfaf6262cd8d017f29862164f75e265d832434",
+                "reference": "cfbfaf6262cd8d017f29862164f75e265d832434",
                 "shasum": ""
             },
             "require": {
@@ -1602,6 +1660,9 @@
                 "php": ">=5.6.3",
                 "phpseclib/phpseclib": "^2.0.0"
             },
+            "conflict": {
+                "php": "7.4.0 - 7.4.1"
+            },
             "replace": {
                 "videlalvaro/php-amqplib": "self.version"
             },
@@ -1654,7 +1715,7 @@
                 "queue",
                 "rabbitmq"
             ],
-            "time": "2019-11-19T15:15:19+00:00"
+            "time": "2020-02-24T17:37:52+00:00"
         },
         {
             "name": "php-opencloud/openstack",
@@ -1864,6 +1925,20 @@
                 "x.509",
                 "x509"
             ],
+            "funding": [
+                {
+                    "url": "https://github.com/terrafrost",
+                    "type": "github"
+                },
+                {
+                    "url": "https://www.patreon.com/phpseclib",
+                    "type": "patreon"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/phpseclib/phpseclib",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-04-04T23:17:33+00:00"
         },
         {
@@ -2323,6 +2398,20 @@
             ],
             "description": "Symfony Console Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-30T11:41:10+00:00"
         },
         {
@@ -2376,6 +2465,20 @@
             ],
             "description": "Symfony CssSelector Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:56:45+00:00"
         },
         {
@@ -2432,6 +2535,20 @@
             ],
             "description": "Symfony Debug Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:54:36+00:00"
         },
         {
@@ -2488,6 +2605,20 @@
             ],
             "description": "Symfony ErrorHandler Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-30T14:07:33+00:00"
         },
         {
@@ -2558,6 +2689,20 @@
             ],
             "description": "Symfony EventDispatcher Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:54:36+00:00"
         },
         {
@@ -2665,6 +2810,20 @@
             ],
             "description": "Symfony Finder Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:54:36+00:00"
         },
         {
@@ -2720,6 +2879,20 @@
             ],
             "description": "Symfony HttpFoundation Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-30T14:07:33+00:00"
         },
         {
@@ -2810,6 +2983,20 @@
             ],
             "description": "Symfony HttpKernel Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-30T14:59:15+00:00"
         },
         {
@@ -2872,6 +3059,20 @@
                 "mime",
                 "mime-type"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:56:45+00:00"
         },
         {
@@ -2930,6 +3131,20 @@
                 "polyfill",
                 "portable"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-02-27T09:26:54+00:00"
         },
         {
@@ -2989,6 +3204,20 @@
                 "portable",
                 "shim"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-09T19:04:49+00:00"
         },
         {
@@ -3051,6 +3280,20 @@
                 "portable",
                 "shim"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-09T19:04:49+00:00"
         },
         {
@@ -3110,6 +3353,20 @@
                 "portable",
                 "shim"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-09T19:04:49+00:00"
         },
         {
@@ -3165,6 +3422,20 @@
                 "portable",
                 "shim"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-02-27T09:26:54+00:00"
         },
         {
@@ -3223,6 +3494,20 @@
                 "portable",
                 "shim"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-02-27T09:26:54+00:00"
         },
         {
@@ -3272,6 +3557,20 @@
             ],
             "description": "Symfony Process Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:54:36+00:00"
         },
         {
@@ -3348,6 +3647,20 @@
                 "uri",
                 "url"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-30T11:41:10+00:00"
         },
         {
@@ -3482,6 +3795,20 @@
             ],
             "description": "Symfony Translation Component",
             "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:54:36+00:00"
         },
         {
@@ -3615,6 +3942,20 @@
                 "debug",
                 "dump"
             ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-03-27T16:54:36+00:00"
         },
         {
@@ -3727,6 +4068,12 @@
                 "env",
                 "environment"
             ],
+            "funding": [
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/vlucas/phpdotenv",
+                    "type": "tidelift"
+                }
+            ],
             "time": "2020-04-12T15:18:03+00:00"
         }
     ],
@@ -3839,6 +4186,12 @@
                 "flare",
                 "reporting"
             ],
+            "funding": [
+                {
+                    "url": "https://www.patreon.com/spatie",
+                    "type": "patreon"
+                }
+            ],
             "time": "2020-03-02T15:52:04+00:00"
         },
         {
@@ -4332,24 +4685,21 @@
         },
         {
             "name": "phpdocumentor/reflection-common",
-            "version": "2.0.0",
+            "version": "2.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpDocumentor/ReflectionCommon.git",
-                "reference": "63a995caa1ca9e5590304cd845c15ad6d482a62a"
+                "reference": "6568f4687e5b41b054365f9ae03fcb1ed5f2069b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpDocumentor/ReflectionCommon/zipball/63a995caa1ca9e5590304cd845c15ad6d482a62a",
-                "reference": "63a995caa1ca9e5590304cd845c15ad6d482a62a",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionCommon/zipball/6568f4687e5b41b054365f9ae03fcb1ed5f2069b",
+                "reference": "6568f4687e5b41b054365f9ae03fcb1ed5f2069b",
                 "shasum": ""
             },
             "require": {
                 "php": ">=7.1"
             },
-            "require-dev": {
-                "phpunit/phpunit": "~6"
-            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -4380,7 +4730,7 @@
                 "reflection",
                 "static analysis"
             ],
-            "time": "2018-08-07T13:53:10+00:00"
+            "time": "2020-04-27T09:25:28+00:00"
         },
         {
             "name": "phpdocumentor/reflection-docblock",
@@ -4798,16 +5148,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "8.5.3",
+            "version": "8.5.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "67750516bc02f300e2742fed2f50177f8f37bedf"
+                "reference": "8474e22d7d642f665084ba5ec780626cbd1efd23"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/67750516bc02f300e2742fed2f50177f8f37bedf",
-                "reference": "67750516bc02f300e2742fed2f50177f8f37bedf",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/8474e22d7d642f665084ba5ec780626cbd1efd23",
+                "reference": "8474e22d7d642f665084ba5ec780626cbd1efd23",
                 "shasum": ""
             },
             "require": {
@@ -4877,7 +5227,17 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2020-03-31T08:52:04+00:00"
+            "funding": [
+                {
+                    "url": "https://phpunit.de/donate.html",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/sebastianbergmann",
+                    "type": "github"
+                }
+            ],
+            "time": "2020-04-23T04:39:42+00:00"
         },
         {
             "name": "scrivo/highlight.php",
@@ -4946,6 +5306,12 @@
                 "highlight.php",
                 "syntax"
             ],
+            "funding": [
+                {
+                    "url": "https://github.com/allejo",
+                    "type": "github"
+                }
+            ],
             "time": "2020-03-02T05:59:21+00:00"
         },
         {
@@ -5662,5 +6028,6 @@
         "ext-curl": "*",
         "ext-json": "*"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "1.1.0"
 }
diff --git a/config/app.php b/config/app.php
index 763a831..1f0f69e 100644
--- a/config/app.php
+++ b/config/app.php
@@ -2,7 +2,7 @@
 
 return [
     // Version number of Blue Twilight
-    'version' => '2.2.0-beta.1',
+    'version' => '2.2.0-beta.2',
 
     /*
     |--------------------------------------------------------------------------
diff --git a/config/services.php b/config/services.php
index 726cfc4..5ff7f8c 100644
--- a/config/services.php
+++ b/config/services.php
@@ -28,11 +28,11 @@ return [
     ],
 
     'gitea' => [
-        'api_url' => 'https://apps.andysh.uk/api/v1',
+        'api_url' => env('GITEA_API_URL', 'https://apps.andysh.uk/api/v1'),
         'cache_time_seconds' => 3600,
-        'releases_url' => 'https://apps.andysh.uk/%s/%s/releases',
-        'repo_name' => 'blue-twilight',
-        'repo_owner' => 'aheathershaw'
+        'releases_url' => env('GITEA_RELEASES_URL', 'https://apps.andysh.uk/%s/%s/releases'),
+        'repo_name' => env('GITEA_REPO_NAME', 'blue-twilight'),
+        'repo_owner' => env('GITEA_REPO_OWNER', 'aheathershaw')
     ],
 
     'rackspace' => [
diff --git a/database/migrations/2020_04_18_212642_add_s3_signed_urls_column_to_storages_table.php b/database/migrations/2020_04_18_212642_add_s3_signed_urls_column_to_storages_table.php
index af6aff9..52ddb17 100644
--- a/database/migrations/2020_04_18_212642_add_s3_signed_urls_column_to_storages_table.php
+++ b/database/migrations/2020_04_18_212642_add_s3_signed_urls_column_to_storages_table.php
@@ -14,7 +14,7 @@ class AddS3SignedUrlsColumnToStoragesTable extends Migration
     public function up()
     {
         Schema::table('storages', function (Blueprint $table) {
-            $table->boolean('s3_signed_urls');
+            $table->boolean('s3_signed_urls')->default(false);
         });
     }
 
diff --git a/installer/AppRequirements.php b/installer/AppRequirements.php
new file mode 100644
index 0000000..79b31d0
--- /dev/null
+++ b/installer/AppRequirements.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace AppInstaller;
+
+use App\Helpers\MiscHelper;
+
+class AppRequirements
+{
+    const STATUS_OK = 0;
+    const STATUS_WARNING = 1;
+    const STATUS_NOT_MET = 2;
+
+    public static function hasCurlLibrary()
+    {
+        return self::isModuleLoaded('curl') ? self::STATUS_OK : self::STATUS_NOT_MET;
+    }
+
+    public static function hasGdLibrary()
+    {
+        return self::isModuleLoaded('gd') ? self::STATUS_OK : self::STATUS_NOT_MET;
+    }
+
+    public static function hasMySqlClientLibrary()
+    {
+        return self::isModuleLoaded('pdo_mysql') ? self::STATUS_OK : self::STATUS_NOT_MET;
+    }
+
+    public static function maxPostRequestSize(&$status)
+    {
+        $bytes = self::getPhpIniValueAsBytes('post_max_size');
+        $recommendedMinimum = 4 * 1024 * 1024;
+
+        if ($bytes < $recommendedMinimum)
+        {
+            return self::STATUS_WARNING;
+        }
+
+        $status = sprintf('%0.2f MB', $bytes / 1024 / 1024);
+        return self::STATUS_OK;
+    }
+
+    public static function maxUploadSize(&$status)
+    {
+        $bytes = self::getPhpIniValueAsBytes('upload_max_filesize');
+        $recommendedMinimum = 4 * 1024 * 1024;
+
+        if ($bytes < $recommendedMinimum)
+        {
+            return self::STATUS_WARNING;
+        }
+
+        $status = sprintf('%0.2f MB', $bytes / 1024 / 1024);
+        return self::STATUS_OK;
+    }
+
+    public static function php72OrLater(&$status)
+    {
+        $status = phpversion();
+        return version_compare(phpversion(), '7.4.5', '>=') ? self::STATUS_OK : self::STATUS_NOT_MET;
+    }
+
+    private static function getPhpIniValueAsBytes($settingName)
+    {
+        return MiscHelper::convertToBytes(ini_get($settingName));
+    }
+
+    private static function isModuleLoaded($name)
+    {
+        return extension_loaded($name);
+    }
+}
\ No newline at end of file
diff --git a/installer/Installer.php b/installer/Installer.php
index 11cd304..f94a6f0 100644
--- a/installer/Installer.php
+++ b/installer/Installer.php
@@ -26,6 +26,12 @@ class Installer
      */
     private $installerDir;
 
+    /**
+     * True if we're upgrading Blue Twilight, false if it's a new install
+     * @var bool
+     */
+    private $isUpgrade;
+
     /**
      * Path to / - the app's root
      * @var string
@@ -44,6 +50,11 @@ class Installer
      */
     private $vendorDir;
 
+    /**
+     * @var string
+     */
+    private $versionNumber;
+
     /**
      * Path to /installer/views
      * @var string
@@ -55,20 +66,20 @@ class Installer
         $this->installerDir = __DIR__;
         $this->rootDir = dirname($this->installerDir);
 
-        $this->configDir = sprintf('%s/config', dirname(dirname($this->installerDir)));
+        $this->configDir = sprintf('%s/config', $this->rootDir);
         $this->tempDir = sprintf('%s/temp', $this->installerDir);
         $this->vendorDir = sprintf('%s/vendor', $this->rootDir);
         $this->viewsDir = sprintf('%s/views', $this->installerDir);
 
-        chdir($this->rootDir);
-        putenv('HOME=' . $this->rootDir);
+        $appConfig = require_once sprintf('%s/app.php', $this->configDir);
+        $this->versionNumber = $appConfig['version'];
     }
 
     public function handleRequest()
     {
         if (!isset($_GET['act']))
         {
-            $this->view('index', ['appName' => 'Blue Twilight Bootstrapper']);
+            $this->checkInstallation();
         }
         else
         {
@@ -92,12 +103,88 @@ class Installer
         }
     }
 
+    /**
+     * @param bool $isUpgrade
+     */
+    public function setIsUpgrade(bool $isUpgrade): void
+    {
+        $this->isUpgrade = $isUpgrade;
+    }
+
+    protected function checkInstallation()
+    {
+        $requirements = [
+            'core:php72OrLater',
+            'php:hasCurlLibrary',
+            'php:hasMySqlClientLibrary',
+            'php:hasGdLibrary',
+            'config:maxUploadSize',
+            'config:maxPostRequestSize'
+        ];
+        $requirementsGrouped = [];
+        $canInstall = true;
+
+        foreach ($requirements as $requirement)
+        {
+            $requirementSplit = explode(':', $requirement);
+            $groupName = $requirementSplit[0];
+            $functionName = $requirementSplit[1];
+
+            $status = null;
+            $result = call_user_func_array([AppRequirements::class, $functionName], [&$status]);
+
+            if ($result == AppRequirements::STATUS_NOT_MET)
+            {
+                $canInstall = false;
+            }
+
+            if (!array_key_exists($groupName, $requirementsGrouped))
+            {
+                $requirementsGrouped[$groupName] = [];
+            }
+
+            if (!array_key_exists($functionName, $requirementsGrouped[$groupName]))
+            {
+                $requirementsGrouped[$groupName][$functionName] = [
+                    'result' => $result,
+                    'status' => $status
+                ];
+            }
+        }
+
+        $requirementGroupNames = [
+            'config' => 'PHP configuration',
+            'core' => 'Core requirements',
+            'php' => 'Required PHP modules'
+        ];
+
+        $requirementNames = [
+            'hasCurlLibrary' => 'cURL Web Requests Library',
+            'hasGdLibrary' => 'GD Graphics Procesisng Library',
+            'hasMySqlClientLibrary' => 'MySQL PDO Data Access Library',
+            'maxPostRequestSize' => 'Maximum POST request size (recommended: 4 MB)',
+            'maxUploadSize' => 'Maximum file size allowed to upload (recommended: 4 MB)',
+            'php72OrLater' => 'Requires PHP 7.2.0 minimum',
+        ];
+
+        $this->view('index', [
+            'appName' => 'Blue Twilight Installer',
+            'canInstall' => $canInstall,
+            'isUpgrade' => $this->isUpgrade,
+            'requirementGroupNames' => $requirementGroupNames,
+            'requirementNames' => $requirementNames,
+            'statusNotMet' => AppRequirements::STATUS_NOT_MET,
+            'statusOK' => AppRequirements::STATUS_OK,
+            'statusWarning' => AppRequirements::STATUS_WARNING,
+            'systemRequirements' => $requirementsGrouped
+        ]);
+    }
+
     protected function download()
     {
-        $appConfig = require_once sprintf('%s/app.php', $this->configDir);
         $servicesConfig = require_once sprintf('%s/services.php', $this->configDir);
 
-        $versionNumber = sprintf('v%s', $appConfig['version']);
+        $versionNumber = sprintf('v%s', $this->versionNumber);
 
         $gitea = new GiteaService($servicesConfig['gitea'], $versionNumber);
         $releaseInfo = $gitea->getSpecificRelease($versionNumber);
@@ -162,6 +249,8 @@ class Installer
 
         if (file_exists($vendorsTestFile))
         {
+            $this->writeVersionFile();
+
             $this->json([
                 'result' => true,
                 'testFile' => $vendorsTestFile
@@ -176,10 +265,12 @@ class Installer
     protected function finalise()
     {
         $result = [
+            'cacheFilesRemoved' => 0,
             'envFileCreated' => false
         ];
 
-        $result['envFileCreated'] = $this->createEnvFileIfNotExist();
+        $result['cacheFilesRemoved'] = $this->clearCacheIfExists();
+        $result['envFileCreated'] = !$this->isUpgrade && $this->createEnvFileIfNotExist();
 
         require sprintf('%s/bootstrap/autoload.php', $this->rootDir);
 
@@ -222,6 +313,23 @@ class Installer
         @fclose($tempFilename);
     }
 
+    private function clearCacheIfExists()
+    {
+        $filesDeleted = 0;
+        $cacheDir = sprintf('%s/bootstrap/cache', $this->rootDir);
+
+        $di = new \DirectoryIterator($cacheDir);
+        foreach ($di as $fileInfo)
+        {
+            if (@unlink($fileInfo->getRealPath()))
+            {
+                $filesDeleted++;
+            }
+        }
+
+        return $filesDeleted;
+    }
+
     private function createEnvFileIfNotExist()
     {
         $envFile = $this->getEnvFileName();
@@ -255,6 +363,11 @@ class Installer
         return sprintf('%s/vendors.tar.gz', $this->tempDir);
     }
 
+    private function getVendorsVersionFileName()
+    {
+        return sprintf('%s/version.txt', $this->vendorDir);
+    }
+
     private function json($data)
     {
         echo json_encode($data);
@@ -273,4 +386,9 @@ class Installer
 
         require_once $viewFile;
     }
+
+    private function writeVersionFile()
+    {
+        file_put_contents($this->getVendorsVersionFileName(), $this->versionNumber . PHP_EOL);
+    }
 }
\ No newline at end of file
diff --git a/installer/helpers.php b/installer/helpers.php
index 65a9328..68c2d2b 100644
--- a/installer/helpers.php
+++ b/installer/helpers.php
@@ -1,13 +1,27 @@
 <?php
 
-namespace AppInstaller;
-
 function ends_with($stringToCheck, $stringToFind)
 {
     return strlen($stringToCheck) >= strlen($stringToFind) &&
         substr(strtolower($stringToCheck), strlen($stringToCheck) - strlen($stringToFind), strlen($stringToFind)) == strtolower($stringToFind);
 }
 
+/**
+ * A crude implementation of a .env reader to allow the installer to have overriden values from .env.install.
+ * @param $key
+ * @param null $default
+ */
+function env($key, $default = null)
+{
+    $envFilePath = sprintf('%s/.env.install', dirname(__DIR__));
+    if (!file_exists($envFilePath))
+    {
+        return $default;
+    }
+
+    return \App\Helpers\MiscHelper::getEnvironmentSetting($key, $envFilePath) ?? $default;
+}
+
 function starts_with($stringToCheck, $stringToFind)
 {
     return strlen($stringToCheck) >= strlen($stringToFind) &&
diff --git a/installer/views/index.php b/installer/views/index.php
index 58b3dce..ded62f5 100644
--- a/installer/views/index.php
+++ b/installer/views/index.php
@@ -4,6 +4,7 @@
         <meta charset="utf-8">
         <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
         <link rel="stylesheet" href="../css/blue-twilight.min.css">
+        <link rel="stylesheet" href="../themes/default/theme.css">
         <title><?php echo $appName; ?></title>
         <style type="text/css">
             * {
@@ -12,34 +13,72 @@
         </style>
     </head>
     <body>
+        <nav class="navbar bg-primary navbar-dark">
+            <a class="navbar-brand" href="" style="color: #fff;"><i class="fa fa-fw fa-image"></i> Blue Twilight - Install</a>
+            <div class="collapse navbar-collapse" id="navbar-content">
+                <ul class="navbar-nav mr-auto">
+                </ul>
+            </div>
+        </nav>
+
         <div class="container" id="bootstrapper">
+            <h3>Welcome to Blue Twilight - the self-hosted PHP photo gallery.</h3>
+            <p>Your application/PHP environment have been checked and the results are below. Please correct any failed items before continuing.</p>
+
             <div class="row">
                 <div class="col-md-8 offset-md-2">
-                    <div class="card">
-                        <div class="card-header">
-                            <p class="mb-0"><?php echo $appName; ?></p>
+                    <div class="mt-4" v-if="!isRunning">
+                        <div class="alert alert-info">
+                            Blue Twilight will automatically download the required third-party libraries when you
+                            click Continue.
                         </div>
-                        <div class="card-body">
-                            <p class="lead"><b>Welcome to Blue Twilight - the self-hosted PHP photo gallery.</b></p>
 
-                            <div v-if="!isRunning">
-                                <p>We need to download and install a few more files before you get started.</p>
-                                <p>Click the &quot;Let's Go&quot; button below to begin.</p>
-                                <p class="mb-0 mt-4"><button class="btn btn-primary btn-lg" @click.prevent="bootstrap">Let's Go</button></p>
+                        <?php foreach ($systemRequirements as $groupName => $items): ?>
+                        <div class="card mb-4">
+                            <div class="card-header">
+                                <p class="m-0"><b><?php echo $requirementGroupNames[$groupName]; ?></b></p>
                             </div>
-                            <div v-else>
-                                <ul v-cloak>
-                                    <li class="operation mb-3" v-for="operation in operations">
-                                        <div class="status mr-1">
-                                            <img src="images/waiting.svg" v-if="!operation.isRunning && !operation.isCompleted"></img>
-                                            <img src="images/loading.svg" v-if="operation.isRunning && !operation.isCompleted"/>
-                                            <img src="images/completed.svg" v-if="!operation.isRunning && operation.isCompleted"></img>
-                                        </div>
-                                        <span v-text="operation.name"></span>
-                                    </li>
-                                </ul>
+                            <div class="card-body p-0">
+                                <table class="table mb-0">
+                                    <tbody>
+                                    <?php foreach ($items as $itemName => $result): ?>
+                                        <tr>
+                                            <td style="width: 75%;"><?php echo $requirementNames[$itemName]; ?></td>
+                                            <td style="width: 25%;">
+                                                <?php if ($result['result'] == $statusOK): ?>
+                                                    <i class="fas fa-check text-success mr-2"></i>
+                                                <?php elseif ($result['result'] == $statusNotMet): ?>
+                                                    <i class="fas fa-times text-danger mr-2"></i>
+                                                <?php endif; ?>
+                                                <?php echo $result['status'] ?? ''; ?>
+                                            </td>
+                                        </tr>
+                                    <?php endforeach; ?>
+                                    </tbody>
+                                </table>
                             </div>
                         </div>
+                        <?php endforeach; ?>
+
+                        <?php if ($canInstall): ?>
+                            <p class="mb-0 mt-4 text-right"><button class="btn btn-success" @click.prevent="bootstrap"><i class="fas fa-check"></i> Continue</button></p>
+                        <?php else: ?>
+                            <div class="alert alert-danger">
+                                Blue Twilight cannot be installed until the issues identified above are rectified.
+                            </div>
+                        <?php endif; ?>
+                    </div>
+                    <div class="mt-5" v-else>
+                        <ul v-cloak>
+                            <li class="operation mb-3" v-for="operation in operations">
+                                <div class="status mr-1">
+                                    <img src="images/waiting.svg" v-if="!operation.isRunning && !operation.isCompleted"></img>
+                                    <img src="images/loading.svg" v-if="operation.isRunning && !operation.isCompleted"/>
+                                    <img src="images/completed.svg" v-if="!operation.isRunning && operation.isCompleted"></img>
+                                </div>
+                                <span v-text="operation.name"></span>
+                            </li>
+                        </ul>
                     </div>
                 </div>
             </div>
diff --git a/public/install/index.php b/public/install/index.php
index a3fbeb2..9df9553 100644
--- a/public/install/index.php
+++ b/public/install/index.php
@@ -5,16 +5,6 @@ $installerDir = sprintf('%s/installer', dirname(dirname(__DIR__)));
 require_once sprintf('%s/vendor/autoload.php', $installerDir);
 require_once sprintf('%s/helpers.php', $installerDir);
 
-if (!function_exists('env'))
-{
-    // Define a dummy env() function that always returns the default value so we can load the config/app.php file
-    // to get the current version number
-    function env($key, $default = null)
-    {
-        return $default;
-    }
-}
-
 try
 {
     $installer = new \AppInstaller\Installer();
diff --git a/public/update/images/completed.svg b/public/update/images/completed.svg
new file mode 100644
index 0000000..517ce74
--- /dev/null
+++ b/public/update/images/completed.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48" width="100px" height="100px"><path fill="#43A047" d="M40.6 12.1L17 35.7 7.4 26.1 4.6 29 17 41.3 43.4 14.9z"/></svg>
\ No newline at end of file
diff --git a/public/update/images/loading.svg b/public/update/images/loading.svg
new file mode 100644
index 0000000..c0f8953
--- /dev/null
+++ b/public/update/images/loading.svg
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" style="margin: auto; background: none; display: block; shape-rendering: auto;"
+     width="200px" height="200px" viewBox="0 0 100 100" preserveAspectRatio="xMidYMid">
+<path d="M10 50A40 40 0 0 0 90 50A40 42 0 0 1 10 50" fill="#1d3f72" stroke="none" transform="rotate(222.794 50 51)">
+  <animateTransform attributeName="transform" type="rotate" dur="1s" repeatCount="indefinite" keyTimes="0;1" values="0 50 51;360 50 51"></animateTransform>
+</path>
+<!-- [ldio] generated by https://loading.io/ --></svg>
\ No newline at end of file
diff --git a/public/update/images/waiting.svg b/public/update/images/waiting.svg
new file mode 100644
index 0000000..f93f32a
--- /dev/null
+++ b/public/update/images/waiting.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48" width="100px" height="100px"><path fill="#00acc1" d="M44,24c0,11.044-8.956,20-20,20S4,35.044,4,24S12.956,4,24,4S44,12.956,44,24z"/><path fill="#eee" d="M40,24c0,8.838-7.162,16-16,16S8,32.838,8,24S15.163,8,24,8S40,15.163,40,24z"/><path d="M23 11H25V24H23z"/><path d="M26.082 22.654H28.419V31.846H26.082z" transform="rotate(-45.001 27.25 27.25)"/><path d="M27,24c0,1.657-1.344,3-3,3c-1.657,0-3-1.343-3-3s1.343-3,3-3C25.656,21,27,22.343,27,24"/><path fill="#00acc1" d="M25,24c0,0.551-0.448,1-1,1s-1-0.449-1-1c0-0.553,0.448-1,1-1S25,23.447,25,24"/></svg>
\ No newline at end of file
diff --git a/public/update/index.php b/public/update/index.php
new file mode 100644
index 0000000..f9b7ce8
--- /dev/null
+++ b/public/update/index.php
@@ -0,0 +1,17 @@
+<?php
+ini_set('display_errors', 'on');
+
+$installerDir = sprintf('%s/installer', dirname(dirname(__DIR__)));
+require_once sprintf('%s/vendor/autoload.php', $installerDir);
+require_once sprintf('%s/helpers.php', $installerDir);
+
+try
+{
+    $installer = new \AppInstaller\Installer();
+    $installer->setIsUpgrade(true);
+    $installer->handleRequest();
+}
+catch (\Exception $ex)
+{
+    echo sprintf('ERROR: %s', $ex);
+}
\ No newline at end of file
diff --git a/resources/views/install/navbar.blade.php b/resources/views/install/navbar.blade.php
index cb21d84..216162b 100644
--- a/resources/views/install/navbar.blade.php
+++ b/resources/views/install/navbar.blade.php
@@ -1,5 +1,5 @@
 <nav class="navbar bg-primary navbar-dark">
-    <a class="navbar-brand" href="{{ route('install.check')  }}" style="color: #fff;"><i class="fa fa-fw fa-image"></i> @lang('installer.app_name')</a>
+    <a class="navbar-brand" href="{{ route('home')  }}" style="color: #fff;"><i class="fa fa-fw fa-image"></i> @lang('installer.app_name')</a>
     <div class="collapse navbar-collapse" id="navbar-content">
         <ul class="navbar-nav mr-auto">
         </ul>
diff --git a/routes/web.php b/routes/web.php
index d3d9574..9bf0b68 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -91,8 +91,6 @@ Route::group(['prefix' => 'admin'], function () {
 Route::group(['prefix' => 'install'], function () {
     Route::get('/administrator', 'InstallController@administrator')->name('install.administrator');
     Route::post('/administrator', 'InstallController@administrator')->name('install.administrator');
-    Route::get('/check', 'InstallController@check')->name('install.check');
-    Route::post('/check', 'InstallController@check')->name('install.check');
     Route::get('/database', 'InstallController@database')->name('install.database');
     Route::post('/database', 'InstallController@database')->name('install.database');
 });