Phone Lock - Huawei U3900 User Manual

14 Phone Lock

The phone lock protects your phone from unauthorized use. By
default, the phone lock is disabled. To enable or disable the phone
lock, select Menu > Settings > Security > Phone Lock. Once
you enable the phone lock, you must enter the password.
The default password to unlock your phone is 000000, and it can
be changed to any numeric string of four to eight digits in length.
You can select Menu > Settings > Security > Change Phone
Lock Code to change the passcode.
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