In our description database there are 2 solutions for performing hard reset for Siemens SL55.
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 SL55 device will be brought back to the same configuration as that of a brand new device.
1. Turn on the phone.
2. Select Settings, then Phone and Reset Phone.
3. Your phone will now reset'n'restart.