When you cannot recall your unlock pattern:
If you logged in to your Google account on the phone but failed to enter the correct pattern 5 times, tap the Forgot pattern button (or, if you preset the backup PIN, you can use the backup PIN code to unlock the pattern). > page 20). You are then required to log in with your Google account to unlock your phone.
If you have not created a Google account on the phone or you forgot it, you have to perform a hard reset.
If you have forgotten your PIN or password: If you have forgotten your PIN or password, you need to perform a hard reset.
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