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How to change your default browser in Windows 10
Learn how to make Firefox your default browser in Windows 10.
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.
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.
Common Myths about Private Browsing
Learn more about common misconceptions about Private Browsing in Firefox.
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