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 ...

What is a Mozilla Firefox Addon or Extension? Mozilla Firefox addons or extensions are programs that can be installed into Firefox in order to change the browser's functionality. This includes adding ...

A Sunday afternoon browser update fixed the lapsed certificate, which Mozilla had used to digitally sign Firefox extensions. After the certificate expired, the browser add-ons stopped working. Mozilla ...

The misbehaving Firefox add-ons were misusing an API that controls how Firefox connects to the internet. Mozilla’s Firefox team has blocked add-ons that were abusing the proxy API in order to prevent ...

Mozilla has announced a pilot program, ostensibly to give developers an opportunity to boost the discoverability of their Firefox add-ons, by having them reviewed and recommended. During the pilot.

Since late last night, Firefox users have been plagued with a problem that meant no add-ons were working. Extensions were disabled and users were unable to re-enable them, causing confusion and ...

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Mozilla has pushed out Firefox 66.0.4, properly addressing a problem that prevented add-ons from working in the web browser. On Friday, an expired security certificate caused frustration and confusion ...

Mozilla is making it easier to choose the best Firefox add-ons from a sea of extensions you'd usually have to wade through. The latest version of Firefox for desktop now comes with a list of ...