How to factory reset BENQ-SIEMENS EF51? How to wipe all data in BENQ-SIEMENS EF51? How to bypass screen lock in BENQ-SIEMENS EF51? How to restore defaults in BENQ-SIEMENS EF51?

The following tutorial shows all method of master reset BENQ-SIEMENS EF51. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your BENQ-SIEMENS EF51 will be as new and your   core will run faster.

  1. Check your phone, if is on.
  2. Just type this: *#9999#
  3. Now your phone will reboots.

Hard Reset will erase all of your data
All described operations you are doing at your own risk.

Help! This doesn't work