Firefox Add-ons Manager
Por um escritor misterioso
Descrição
How to Remove a Firefox Addon or Extension
Add-ons Manager Context Menu :: Add-ons for Firefox
Workarounds to Install and Remove Firefox Add-ons
Firefox Add-on Manager update introduces signing information - gHacks Tech News
All my extensions disabled with no option to re-enable, Firefox Support Forum
Firefox Bookmark Manager
How to disable browser extensions in Firefox - Quora
A Better Add-on Discovery Experience
Does Lastpass Work With Firefox? How to Install the Add-on
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