Hard Reset for Siemens A51

In order to hard reset a Siemens A51, you should perform the following steps.

Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Siemens A51 device will be brought back to the default configuration of a brand new device.


1. Press & hold the Power button until the phone turns on.
Hard Reset for Siemens A51
2. Enter your secret code, *#9999#.
3. Wait until the phone resets and restarts. Complete.

Warning ! HardReset24.com is not responsible for any damage caused by our tutorials. You do it at your own risk.

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