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Featured Articles

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.

Secure connection failed and Firefox did not connect

Secure connection failed and Firefox did not connect

If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.

Common Myths about Private Browsing

Common Myths about Private Browsing

Learn more about common misconceptions about Private Browsing in Firefox.

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Manage preferences and add-ons

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Fix slowness, crashing, error messages and other problems