A screen lock will need to be set up to make secure payments with Google Wallet.
- Open your phone Settings app.
- Tap Security.
- If you don’t find “Security,” you can get help at your phone manufacturer support site.
- Tap Device unlock Screen lock.
- If you already set a lock, you must enter your PIN, pattern, or password before you can choose a different one.
- Tap the option you’d like to use. Follow the on-screen instructions.