In our description database there are 2 solutions for performing hard reset for Siemens A31.
Choose the first method and follow the steps to perform a hard reset. If the first solution does not work, try the next method.
Please remember! Hard reset will delete any and all data your device contains; like pictures, contacts, messages, apps etc. Everything. Siemens A31 device will be brought back to the same configuration as that of a brand new device.
1. Press & hold the Power button until the phone turns on.
2. Enter your secret code, *#9999#.
3. Wait until the phone resets and restarts. Complete.