diff --git a/docs/administration.md b/docs/administration.md
index 7fc9b481ae..c12d5ce33a 100644
--- a/docs/administration.md
+++ b/docs/administration.md
@@ -96,6 +96,8 @@ time with all the relevant data of the specific entry. The meaning of the fields
   The content is an answer to the question or a solution for a problem. The content can be edited with the included
   WYSIWYG (**W**hat **Y**ou **S**ee **I**s **W**hat **Y**ou **G**et) editor when JavaScript is enabled. You can place
   images where you want with the integrated image manager. The Editor can be disabled in the configuration if you want.
+  One important thing to remember is that you need to allow external hosts for images or videos in the configuration if 
+  you want to use images from external sources.
 
 - **Language**
   You can select the language of your FAQ. By default, the selected language saved in the configuration will be chosen.
diff --git a/phpmyfaq/admin/assets/src/utils/session.ts b/phpmyfaq/admin/assets/src/utils/session.ts
index b4381cddc7..0f30cce628 100644
--- a/phpmyfaq/admin/assets/src/utils/session.ts
+++ b/phpmyfaq/admin/assets/src/utils/session.ts
@@ -43,9 +43,9 @@ const toggleSessionWarningModal = (toggle: string | null): void => {
 };
 
 const reloadCurrentPage = (): void => {
-  const reloadButton = document.getElementById('pmf-button-reload-page');
+  const reloadButton = document.getElementById('pmf-button-reload-page') as HTMLButtonElement;
   if (reloadButton) {
-    reloadButton.addEventListener('click', () => {
+    reloadButton.addEventListener('click', (): void => {
       location.reload();
     });
   }
diff --git a/phpmyfaq/src/phpMyFAQ/Controller/Administration/Api/ImageController.php b/phpmyfaq/src/phpMyFAQ/Controller/Administration/Api/ImageController.php
index ad3c2734e7..7c84d12eb9 100644
--- a/phpmyfaq/src/phpMyFAQ/Controller/Administration/Api/ImageController.php
+++ b/phpmyfaq/src/phpMyFAQ/Controller/Administration/Api/ImageController.php
@@ -96,6 +96,7 @@ public function upload(Request $request): JsonResponse
 
                 // Accept upload if there was no origin, or if it is an accepted origin
                 $fileName = $timestamp . '_' . $file->getClientOriginalName();
+                $fileName = str_replace(' ', '_', $fileName);
                 $file->move($uploadDir, $fileName);
 
                 // Add to the list of uploaded files