Later, you can also undo the changes anytime. Prevent uninstallation of Firefox add-ons in Windows 11/10 Before trying this trick, you should first create a system restore point.

If you want to enable or disable access to Firefox add-ons Manager using Group Policy, then this post can help with step by step instructions.

Mozilla will block Firefox add-ons that contain obfuscated code as part of the updated Add-on Policy that aims to rid the portal of malicious extensions.

Armagadd-on redux: Certificate expiration caused Firefox to disable all add-ons New version shipped after a weekend hotfix.

New tools will allow for Firefox add-ons that are easier to install, uninstall, and use.