Go to Settings.
- Downloads >
- Always ask you where to save files: On
- Recommend extensions as you browse: Off
- Recommend features as you browse: Off
- Shortcuts > Sponsored shortcuts: Off
- Recommended stories: Off
DuckDuckGo
or add any other privacy respecting search engine.
- Show search suggestions: Off
- Strict
- Tell websites not to sell or share my data: On
- Send websites a “Do Not Track” request: Off
- Ask to save passwords: Off
NOTE: Never save passwords in browsers. Use a password manager instead. Check out recommendations, alternatives & reviews.
- Warn you when websites try to install add-ons: On
- Turn off everything
- Deceptive Content and Dangerous Software Protection >
- Enable everything
- Certificates >
- Query OCSP responder servers to confirm the current validity of certificates: On
- Enable HTTPS-Only Mode in all windows
- Enable secure DNS using >
-
Max Protection
-
Choose provider:
NextDNS
/Cloudflare
or selectCustom
and provide URL for other secure DNS from this list.Example: For Quad9, enter https://dns.quad9.net/dns-query
-
- For further hardening of Firefox, check out arkenfox user.js.