How to Unlock the ZTE MF667

Method #1:

1. Insert a non compatible SIM card to your locked ZTE MF667 Cell Phone.
2. ZTE MF667 will prompt for Unlock Code (NP Code).
3. Enter the Unlock Code you received.

Method #2 (If above method is not working):

1. Alright then please remove the SIM card and try this code ###825*09#
2. Got the prompt for code? Please enter the code you received.
3. Failed above? Try *983*8284# to access the Unlock Menu.
4. Failed above? Finally, try *983*865625# to access the Unlock Menu.

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