Privacy and security Learn how to protect your privacy and secure your data. All All articles Tracking protection Encryption Security In English Firefox Terms of Use FAQ Private Browsing on Firefox for Android Avoid and report Mozilla tech support scams Enhanced Tracking Protection in Firefox for Android How to set up Firefox Sync in Firefox for Android Mobile - Manage Firefox data collection and privacy settings Manage marketing data settings in Firefox for Android HTTPS-Only Mode in Firefox for Android Manage remote improvements settings in Firefox Manage technical and interaction data collection settings in Firefox Firefox connection upgrades - HTTP to HTTPS Configure DNS over HTTPS protection levels in Firefox for Android Manage daily usage ping data collection settings in Firefox How do I choose what information to sync on Firefox? Clear cookies and website data for a single domain in Firefox for Android Clear your browsing history and other personal data on Firefox for Android Clear your browsing history in Firefox for Android Disable Firefox Sync on a lost phone or tablet Oblivious HTTP (OHTTP) explained Use Web Apps with Firefox for Android Hide your email using Firefox Relay on Android when signing up on websites How does Firefox for Android use the permissions it requests? Change your two-step authentication device for your Mozilla account Lock your private tabs on Firefox for Android Control personal device and local network permissions on Firefox for Android Send usage data on Firefox mobile browsers Suspicious activity on my Mozilla account How do you use Adjust in Firefox? Turn on/off saved logins, login sync and login autofill in Firefox for Android Grant camera access to Firefox for Android Usage Data Changes for Firefox for iOS and Android Global Privacy Control in Firefox for Android Generate strong passwords in Firefox for Android Firefox for Android’s protection against fingerprinters