Learn how to lock and unlock the HTC One M9.

Change password / PIN

1. From any Home screen, tap the Apps icon.
2. Tap Settings.
3. Scroll to 'PERSONAL' and tap Security.
4. Tap Screen lock.
5. Tap Password or PIN to make changes.
6. Enter current password or PIN.
7. Tap Next.
8. Enter new password or PIN.
9. Tap Continue.
10. Enter new password or PIN to confirm.
11. Tap OK.

Turn on / off

1. From any Home screen, tap the Apps icon.
2. Tap Settings.
3. Scroll to 'PERSONAL' and tap Security.
4. Tap Screen lock.
5. Select the desired option:
   • Password
   • PIN
   • Pattern
   • Swipe
   • None
6. Enter the password, PIN or draw the pattern if any of these options are desired.
7. Tap CONTINUE.
8. Enter the password, PIN or draw the pattern again to confirm.
9. Tap CONTINUE.
10. Tap CONFIRM again.