HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\FeatureUsage\AppSwitched  (will show firefox.exe)

If you find regedit intimidating, Firefox offers safer, built-in ways to manage settings:

| Goal | Alternative to Regedit | How to Access | |------|------------------------|----------------| | Change preferences | about:config | Type in Firefox address bar | | Backup settings | Firefox Sync or manual profile backup | about:profiles | | File associations | Windows Settings → Apps → Default Apps | GUI interface | | Enterprise policies | policies.json in Firefox installation folder | Less risk than Registry |

However, for deep integration with Windows (e.g., forcing Firefox as default after a malware attack), using filed regedit keys remains the most direct method.


Let’s break down the search intent:

Thus, "file regedit ff" translates to: Using Registry Editor to export or manage settings related to Firefox.

"Filing" in regedit means creating a portable .reg file. This file can be saved, emailed, or reapplied later.

Unlike many Windows apps, Firefox stores most of its user data (bookmarks, passwords, extensions, preferences) in a profile folder on disk, not in the registry.
However, Firefox does use the registry for: