diff --git a/user.js b/user.js
index c0cce4a..2a11d21 100644
--- a/user.js
+++ b/user.js
@@ -1,7 +1,7 @@
 /******
 *    name: arkenfox user.js
-*    date: 9 April 2022
-* version: 99
+*    date: 7 May 2022
+* version: 100
 *     url: https://github.com/arkenfox/user.js
 * license: MIT: https://github.com/arkenfox/user.js/blob/master/LICENSE.txt
 
@@ -741,6 +741,9 @@ user_pref("browser.download.useDownloadDir", false);
 user_pref("browser.download.alwaysOpenPanel", false);
 /* 2653: disable adding downloads to the system's "recent documents" list ***/
 user_pref("browser.download.manager.addToRecentDocs", false);
+/* 2654: enable user interaction for security by always asking how to handle new mimetypes [FF101+]
+ * [SETTING] General>Files and Applications>What should Firefox do with other files ***/
+user_pref("browser.download.always_ask_before_handling_new_types", true);
 
 /** EXTENSIONS ***/
 /* 2660: lock down allowed extension directories