Windows 10 will reach EOS (end of support) on October 14, 2025. For more information, see this article.

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Change Firefox options, preferences and settings

Change Firefox options, preferences and settings

Learn how to access and adjust Firefox settings, including privacy, startup behavior, downloads and more.

Manage local site storage settings

Manage local site storage settings

Learn about local storage, how to access storage settings, remove site data or set exceptions for websites to store data in Firefox.

About Add-on Badges

About Add-on Badges

You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.

Captive portal detection

Captive portal detection

Description of how Firefox detects captive portal networks.

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