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How to change your default browser in Windows 10
Learn how to make Firefox your default browser in Windows 10.
What do the security warning codes mean?
Firefox shows you a warning page about a potential security risk when you try to connect to a secure site but your connection is not secure.
Enhanced Tracking Protection in Firefox for desktop
Enhanced Tracking Protection in Firefox automatically protects your privacy while you browse.
Firefox options, preferences and settings
The Options/Preferences panels give you access to Firefox settings. This article describes what types of settings are available in each panel.
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