diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index 4f56ceb..a9ec43a 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -44,11 +44,9 @@ use phpOMS\Localization\BaseStringL11n;
 use phpOMS\Message\Http\HttpRequest;
 use phpOMS\Message\Http\HttpResponse;
 use phpOMS\Message\Http\RequestStatusCode;
-use phpOMS\Message\NotificationLevel;
 use phpOMS\Message\RequestAbstract;
 use phpOMS\Message\ResponseAbstract;
 use phpOMS\Model\Html\Head;
-use phpOMS\Model\Message\FormValidation;
 use phpOMS\Security\Guard;
 use phpOMS\System\File\FileUtils;
 use phpOMS\System\File\Local\Directory;
@@ -531,6 +529,8 @@ final class ApiController extends Controller
      *
      * @return string
      *
+     * @throws \Exception
+     *
      * @since 1.0.0
      */
     public static function normalizeDbPath(string $path) : string
@@ -957,6 +957,8 @@ final class ApiController extends Controller
      *
      * @api
      *
+     * @throws \Exception
+     *
      * @since 1.0.0
      */
     public function apiMediaCreate(RequestAbstract $request, ResponseAbstract $response, mixed $data = null) : void
@@ -1072,8 +1074,8 @@ final class ApiController extends Controller
                     $media->id
                 )
             ) {
-                $this->fillJsonResponse($request, $response, NotificationLevel::HIDDEN, '', '', []);
                 $response->header->status = RequestStatusCode::R_403;
+                $this->createInvalidReturnResponse($request, $response, $media);
 
                 return;
             }
@@ -1087,8 +1089,8 @@ final class ApiController extends Controller
             }
         } else {
             if (empty($data) || !isset($data['guard'])) {
-                $this->fillJsonResponse($request, $response, NotificationLevel::HIDDEN, '', '', []);
                 $response->header->status = RequestStatusCode::R_403;
+                $this->createInvalidReturnResponse($request, $response, $media);
             }
         }
 
@@ -1111,16 +1113,16 @@ final class ApiController extends Controller
             $media = $this->prepareEncryptedMedia($media, $request);
 
             if ($media->id === 0) {
-                $this->fillJsonResponse($request, $response, NotificationLevel::ERROR, 'Media', 'Media could not be exported. Please try again.', []);
                 $response->header->status = RequestStatusCode::R_500;
+                $this->createInvalidReturnResponse($request, $response, $media);
 
                 return;
             }
         }
 
-        if (!\is_file($media->getAbsolutePath())) {
-            $this->fillJsonResponse($request, $response, NotificationLevel::ERROR, 'Media', 'Media could not be exported. Please try again.', []);
+        if ($media->extension !== 'collection' && !\is_file($media->getAbsolutePath())) {
             $response->header->status = RequestStatusCode::R_500;
+            $this->createInvalidReturnResponse($request, $response, $media);
 
             return;
         }
@@ -1227,11 +1229,15 @@ final class ApiController extends Controller
                 case 'php':
                 case 'js':
                 case 'css':
+                case 'csv':
                 case 'rs':
                 case 'py':
                 case 'r':
                     $view->setTemplate('/Modules/Media/Theme/Backend/Components/Media/text_raw');
                     break;
+                case 'json':
+                    $view->setTemplate('/Modules/Media/Theme/Backend/Components/Media/json_raw');
+                    break;
                 case 'txt':
                 case 'cfg':
                 case 'log':
@@ -1255,6 +1261,9 @@ final class ApiController extends Controller
                 case 'mpeg':
                     $view->setTemplate('/Modules/Media/Theme/Backend/Components/Media/video_raw');
                     break;
+                case 'collection':
+                    $view->setTemplate('/Modules/Media/Theme/Backend/Components/Media/collection_raw');
+                    break;
                 default:
                     $view->setTemplate('/Modules/Media/Theme/Backend/Components/Media/default');
             }
diff --git a/Controller/BackendController.php b/Controller/BackendController.php
index b13849c..971fcbc 100755
--- a/Controller/BackendController.php
+++ b/Controller/BackendController.php
@@ -66,7 +66,7 @@ final class BackendController extends Controller
         $view = new View($this->app->l11nManager, $request, $response);
         $view->setTemplate('/Modules/Media/Theme/Backend/media-list');
 
-        $path = \str_replace('+', ' ', (string) ($request->getData('path') ?? '/'));
+        $path = \str_replace('+', ' ', $request->getDataString('path') ?? '/');
 
         $hasPermission = $this->app->accountManager->get($request->header->account)
             ->hasPermission(
diff --git a/Models/Media.php b/Models/Media.php
index 09db6be..0b0837d 100755
--- a/Models/Media.php
+++ b/Models/Media.php
@@ -380,7 +380,7 @@ class Media implements \JsonSerializable
      */
     public function setPath(string $path) : void
     {
-        $this->path = \str_replace('\\', '/', $path);
+        $this->path = \strtr($path, '\\', '/');
     }
 
     /**
@@ -392,7 +392,7 @@ class Media implements \JsonSerializable
      */
     public function setVirtualPath(string $path) : void
     {
-        $this->virtualPath = \str_replace('\\', '/', $path);
+        $this->virtualPath = \strtr($path, '\\', '/');
     }
 
     /**
diff --git a/Theme/Backend/Components/Media/audio_raw.tpl.php b/Theme/Backend/Components/Media/audio_raw.tpl.php
index 6e6c27f..5870bfd 100755
--- a/Theme/Backend/Components/Media/audio_raw.tpl.php
+++ b/Theme/Backend/Components/Media/audio_raw.tpl.php
@@ -15,6 +15,7 @@ declare(strict_types=1);
 use phpOMS\Uri\UriFactory;
 
 ?>
+<!DOCTYPE html>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
 <audio width="100%" controls>
     <source src="<?= UriFactory::build('{/api}media/export?id=' . $this->media->id); ?>" type="audio/<?= $this->media->extension; ?>">
diff --git a/Theme/Backend/Components/Media/collection_raw.tpl.php b/Theme/Backend/Components/Media/collection_raw.tpl.php
new file mode 100644
index 0000000..6163b5a
--- /dev/null
+++ b/Theme/Backend/Components/Media/collection_raw.tpl.php
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+<style>html, body, iframe { margin: 0; padding: 0; border: 0; text-align: center; } svg { width: 90%; fill: #efefef; }</style>
+<body>
+<svg fill="#1C2033" version="1.1" id="lni_lni-folder" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px"
+	 y="0px" viewBox="0 0 64 64" style="enable-background:new 0 0 64 64;" xml:space="preserve">
+<path d="M61,19.6v-3.3c0-3.4-2.7-6.1-6.1-6.1H32.7l-0.3-0.8c-0.7-1.8-2.4-2.9-4.3-2.9H7.9c-3.4,0-6.1,2.7-6.1,6.1v38.9
+	c0,3.4,2.7,6.1,6.1,6.1h48.3c3.4,0,6.1-2.7,6.1-6.1V22.7C62.3,21.5,61.8,20.4,61,19.6z M54.9,14.6c0.9,0,1.6,0.7,1.6,1.6v1.9H35.9
+	l-1.4-3.5H54.9z M57.8,51.5c0,0.9-0.7,1.6-1.6,1.6H7.9c-0.9,0-1.6-0.7-1.6-1.6V12.5c0-0.9,0.7-1.6,1.6-1.6L28.2,11l4.1,10.2
+	c0.3,0.9,1.2,1.4,2.1,1.4h23.3c0,0,0.1,0,0.1,0.1V51.5z"/>
+</svg>
diff --git a/Theme/Backend/Components/Media/image_raw.tpl.php b/Theme/Backend/Components/Media/image_raw.tpl.php
index ec5c88f..cc8eef9 100755
--- a/Theme/Backend/Components/Media/image_raw.tpl.php
+++ b/Theme/Backend/Components/Media/image_raw.tpl.php
@@ -15,6 +15,7 @@ declare(strict_types=1);
 use phpOMS\Uri\UriFactory;
 
 ?>
+<!DOCTYPE html>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
 <img alt="<?= $this->printHtml($this->media->name); ?>" style="max-width: 100%" src="<?= $this->media->id !== 0
         ? UriFactory::build('{/api}media/export?id=' . $this->media->id)
diff --git a/Theme/Backend/Components/Media/json_raw.tpl.php b/Theme/Backend/Components/Media/json_raw.tpl.php
new file mode 100644
index 0000000..3865134
--- /dev/null
+++ b/Theme/Backend/Components/Media/json_raw.tpl.php
@@ -0,0 +1,6 @@
+<!DOCTYPE html>
+<style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
+<pre><?php
+    $json = $this->getFileContent(($this->media->isAbsolute ? '' : __DIR__ . '/../../../../../../') . $this->media->getPath());
+    echo \json_encode(\json_decode($json), \JSON_PRETTY_PRINT);
+?></pre>
\ No newline at end of file
diff --git a/Theme/Backend/Components/Media/markdown_raw.tpl.php b/Theme/Backend/Components/Media/markdown_raw.tpl.php
index eb78437..c740f41 100755
--- a/Theme/Backend/Components/Media/markdown_raw.tpl.php
+++ b/Theme/Backend/Components/Media/markdown_raw.tpl.php
@@ -15,6 +15,7 @@ declare(strict_types=1);
 use phpOMS\Utils\Parser\Markdown\Markdown;
 
 ?>
+<!DOCTYPE html>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
 <article><?= Markdown::parse(
     $this->getFileContent(($this->media->isAbsolute ? '' : __DIR__ . '/../../../../../../') . $this->media->getPath())
diff --git a/Theme/Backend/Components/Media/pdf_raw.tpl.php b/Theme/Backend/Components/Media/pdf_raw.tpl.php
index a0f22fb..011496e 100755
--- a/Theme/Backend/Components/Media/pdf_raw.tpl.php
+++ b/Theme/Backend/Components/Media/pdf_raw.tpl.php
@@ -15,6 +15,7 @@ declare(strict_types=1);
 use \phpOMS\Uri\UriFactory;
 
 ?>
+<!DOCTYPE html>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
 <iframe
     class="col-simple"
diff --git a/Theme/Backend/Components/Media/text_raw.tpl.php b/Theme/Backend/Components/Media/text_raw.tpl.php
index 4d738f9..a696da7 100755
--- a/Theme/Backend/Components/Media/text_raw.tpl.php
+++ b/Theme/Backend/Components/Media/text_raw.tpl.php
@@ -1,4 +1,5 @@
+<!DOCTYPE html>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
 <pre class="textContent" data-tpl-text="/media/content" data-tpl-value="/media/content"><?= $this->printHtml(
     $this->getFileContent(($this->media->isAbsolute ? '' : __DIR__ . '/../../../../../../') . $this->media->getPath())
-); ?>
\ No newline at end of file
+); ?></pre>
\ No newline at end of file
diff --git a/Theme/Backend/Components/Media/video_raw.tpl.php b/Theme/Backend/Components/Media/video_raw.tpl.php
index 65290ba..571670b 100755
--- a/Theme/Backend/Components/Media/video_raw.tpl.php
+++ b/Theme/Backend/Components/Media/video_raw.tpl.php
@@ -15,6 +15,7 @@ declare(strict_types=1);
 use phpOMS\Uri\UriFactory;
 
 ?>
+<!DOCTYPE html>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
 <video width="100%" controls>
     <source src="<?= UriFactory::build('{/api}media/export?id=' . $this->media->id); ?>" type="video/<?= $this->media->extension; ?>">
diff --git a/Theme/Backend/Components/Upload/upload-list.tpl.php b/Theme/Backend/Components/Upload/upload-list.tpl.php
index 017deed..9909802 100755
--- a/Theme/Backend/Components/Upload/upload-list.tpl.php
+++ b/Theme/Backend/Components/Upload/upload-list.tpl.php
@@ -69,7 +69,14 @@ use phpOMS\Uri\UriFactory;
                             <td>
                             <td><?= $this->getHtml('ID', '0', '0'); ?><i class="sort-asc fa fa-chevron-up"></i><i class="sort-desc fa fa-chevron-down"></i>
                             <td class="wf-100"><?= $this->getHtml('Name', 'Media', 'Backend'); ?><i class="sort-asc fa fa-chevron-up"></i><i class="sort-desc fa fa-chevron-down"></i>
-                    <tbody id="iMediaInput-tags" class="tags" data-limit="0" data-active="true" data-form="<?= $this->form; ?>">
+                    <tbody
+                        id="iMediaInput-tags"
+                        class="tags"
+                        data-action='[{"listener": "change", "action": [{"key": 1, "type": "dom.set", "selector": "#iMediaFile", "value": "<?= UriFactory::build('{/api}media/export') . '?id={!#iFiles [name=media_file]:checked}&type=html'; ?>"}]}]'
+                        data-limit="0"
+                        data-active="true"
+                        data-form="<?= $this->form; ?>"
+                    >
                         <template id="iMediaInput-tagTemplate">
                             <tr data-tpl-value="/id" data-value="" data-uuid="" data-name="media-list">
                                 <td><label class="radio" for="iFile-0">
diff --git a/Views/MediaView.php b/Views/MediaView.php
index a7b5620..55082e9 100755
--- a/Views/MediaView.php
+++ b/Views/MediaView.php
@@ -45,7 +45,7 @@ class MediaView extends View
     {
         if (\is_file($media->getPath() . $sub)
             && ($path = \realpath($media->getPath() . $sub)) !== false
-            && ($path = \str_replace('\\', '/', $path)) !== false
+            && ($path = \strtr($path, '\\', '/')) !== false
             && StringUtils::startsWith($path, $media->getPath())
         ) {
             return $media->getPath() . $sub;
@@ -68,7 +68,7 @@ class MediaView extends View
     {
         if (\is_dir($media->getPath() . $sub)
             && ($path = \realpath($media->getPath() . $sub)) !== false
-            && ($path = \str_replace('\\', '/', $path)) !== false
+            && ($path = \strtr($path, '\\', '/')) !== false
             && StringUtils::startsWith($path, $media->getPath())
         ) {
             return $media->getPath() . $sub;
diff --git a/tests/Autoloader.php b/tests/Autoloader.php
index 80a0a1e..d2d0080 100755
--- a/tests/Autoloader.php
+++ b/tests/Autoloader.php
@@ -71,14 +71,12 @@ final class Autoloader
      *
      * @return void
      *
-     * @throws AutoloadException Throws this exception if the class to autoload doesn't exist. This could also be related to a wrong namespace/file path correlation.
-     *
      * @since 1.0.0
      */
     public static function defaultAutoloader(string $class) : void
     {
         $class = \ltrim($class, '\\');
-        $class = \str_replace(['_', '\\'], '/', $class);
+        $class = \strtr($class, '_\\', '//');
 
         foreach (self::$paths as $path) {
             $file = $path . $class . '.php';