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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.
Captive portal detection
Page that describes how Firefox detects captive portal networks.
Enhanced Tracking Protection in Firefox for desktop
Enhanced Tracking Protection in Firefox automatically protects your privacy while you browse.
Common Myths about Private Browsing
Learn more about common misconceptions about Private Browsing in Firefox.
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