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Captive portal detection
Page that describes how Firefox detects captive portal networks.
Firefox options, preferences and settings
Options/Preferences panels give you access to Firefox settings. This article describes what types of settings are available in each panel.
Insecure password warning in Firefox
Firefox issues an insecure password warning when a web page's login form is not secure and your information could be stolen.
How to change your default browser to Firefox on Windows
Learn how to make Firefox your default Web browser on Windows 10 and Windows 11.
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