An expired certificate on the Mozilla Add-ons infrastructure is disabling Firefox add-ons for millions of users, and is also preventing users from re-activating or (re-)installing extensions. The ...

Desktop web browsers have long supported add-ons and extensions that change the user interface, add features, or otherwise change the behavior of the browser. But it’s more rare to find a mobile ...

Firefox Add-ons Manager page helps to turn on/off add-ons or extensions, remove installed add-ons, access options related to an add-on, manage themes, etc. If you don’t want someone to access such ...