• michal
• 1 day ago
• Categories: Siemens
• Categories: C55
• Free: Free warranty check

In order to hard reset a Siemens C55, you should perform the following steps.

Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Siemens C55 device will be brought back to the default configuration of a brand new device.

1. Switch off the phone.

2. Tap in code: *#9999#
3. Phone will now restart. Done.