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Featured Articles

Captive portal detection

Captive portal detection

Page that describes how Firefox detects captive portal networks.

Common Myths about Private Browsing

Common Myths about Private Browsing

Learn more about common misconceptions about Private Browsing in Firefox.

Refresh Firefox - reset add-ons and settings

Refresh Firefox - reset add-ons and settings

A Refresh can fix many issues by restoring Firefox to its default state while saving essential information like bookmarks and passwords.

How to change your default browser in Windows 10

How to change your default browser in Windows 10

Learn how to make Firefox your default browser in Windows 10.

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Fix slowness, crashing, error messages and other problems