Hard Reset SIEMENS A31

How to factory reset SIEMENS A31? How to wipe all data in SIEMENS A31? How to bypass screen lock in SIEMENS A31? How to restore defaults in SIEMENS A31?

The following tutorial shows all method of master reset SIEMENS A31. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your SIEMENS A31 will be as new and your   core will run faster.

First method:

  1. Power on the phone.
    Permanently delete data from SIEMENS A31
  2. Next tap this code: *#9999#
  3. Then your phone will reset and restart.

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