Hi
There was an incident recently, please make sure you update to the latest version where this have been fixed.
https://support.mozilla.org/en-US/kb/add-ons-disabled-or-fail-to-install-firefox
Hi
There was an incident recently, please make sure you update to the latest version where this have been fixed.
https://support.mozilla.org/en-US/kb/add-ons-disabled-or-fail-to-install-firefox