# Firefox Mobile Privacy Settings **Following settings also apply to Fennec, except the Data collection section.** Go to Settings. ## Search - Default search engine: DuckDuckGo or add any other privacy respecting search engine. - Autocomplete URLs: Off - Show clipboard suggestions: Off - Show voice search: Off - Show search suggestions: Off ## Logins and Passwords - Save logins and passwords: Never save - Autofill in Firefox/Fennec: Off - Autofill in other apps: Off NOTE: Never save passwords in browsers. Use a password manager instead. Check out [recommendations, alternatives & reviews](https://github.com/the-weird-aquarian/privacy-settings#recommendations-alternatives--reviews). ## Credit cards - Save and autofill cards: Off NOTE: Never save payment info or credit card details in browsers. A password manager can be used to also save payment information or card details. ## Private browsing - Allow screenshots in private browsing: Off ## Enhanced Tracking Protection - Enhanced Tracking Protection: On - Strict ## Site permissions - Cross-site cookies: Blocked ## Data collection **This section does not apply to Fennec** - Usage and technical data: Off - Marketing data: Off - Studies: Off ## Add-ons Check [recommended extensions](https://github.com/the-weird-aquarian/privacy-settings#recommended-extensions) to add --- --- ## Further Hardening Firefox Beta and Fennec users can further harden firefox by changing about:config settings - For further hardening of Firefox, check out [arkenfox user.js](https://github.com/arkenfox/user.js). NOTE 1: To use user.js, place it in - Firefox Beta: /data/data/org.mozilla.firefox_beta/files/mozilla/SomeAlphanumericText.default/ - Fennec: /data/data/org.mozilla.fennec_fdroid/files/mozilla/SomeAlphanumericText.default/ Check the permissions for pref.js already present in that path and give the same permissions to user.js NOTE 2: - Root access is required for placing user.js in above mentioned path and changing permissions. - Users without root access can just change each and every setting manually in about:config