How do I set up and use Face Unlock with LastPass on a Pixel 4 mobile device?
If you have a Pixel 4 mobile device, you can install and use the LastPass app for Android, and use Face Unlock as your biometric authentication to fill your login data for sites and mobile apps seamlessly.
Set up Face Unlock biometrics for your device
Enable Face Unlock biometrics for LastPass
Use Face Unlock for autofill
- Navigate to an app or website on your device (for which LastPass has stored login info).
- Select Autofill with LastPass within the login field.
- Glance at your device while holding in portrait orientation.

Troubleshooting
If you have a biometrics-capable device and unlocking LastPass or using autofill isn't working, check your Security settings.
- Select
in the upper left navigation.
- Select .
Troubleshooting: If the "Unlock with biometrics" option is grayed out and displays "Not supported on your device" it means you must enable the App sign-in & payments option in your Face Unlock settings.
- On your Pixel 4 device, open your Settings.
- Select .
- Enter your PIN, pattern, or password.
- Enable the App sign-in & payments setting.
- Return to the LastPass app.
- Select
then select .
- Enable the Unlock with biometrics setting.