Prevent Initial Add-On Check in Firefox
Fresh3 days ago
Mar 15, 2026255 viewsConfidence Score0%
0%
Problem
How do I prevent (or rather disallow) Firefox to check for newer versions of add-ons and themes and plug-ins before it starts up. Since I am on a proxy connection, I get a dozen proxy password boxes every time I start Firefox. This also seems to make Firefox load more slowly.
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Canonical Fix
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Fix for: Prevent Initial Add-On Check in Firefox
Low Risk
Tools -> Options -> Advanced Go to the "Update" tab and where it says "Automatically check for updates to:", uncheck: Firefox Installed add-ons
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