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How to change your default browser in Windows 10
Learn how to make Firefox your default browser in Windows 10.
Update Firefox to the latest release
Firefox automatically updates itself by default but you can always do a manual update. Learn how to update Firefox on Windows, Mac or Linux.
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.
Insecure password warning in Firefox
Firefox warns you when a login form is not secure and your information could be stolen.
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