Use Face ID or Touch ID on Firefox Klar
Add an extra layer of privacy by setting up Face ID (iPhone X) or Touch ID on Firefox Klar. If you leave a website loaded on Firefox Klar when you switch apps, anyone who tries to view Firefox Klar will have to verify through Face ID or Touch ID.
Tap the cogwheel to go to the Settings menu:
- Scroll down to the Security section and turn the switch on next to Use Face ID (or Touch ID) to unlock app.