--- SOFT RESET (basic reset)
This option restores the .ini files from the ROM. Does not erase data (photos, videos, documents) or applications from a third party. Key Code *#7780# (click this combination of keys on the
keyboard in the mobile)
--- HARD RESET (total reset/formatting)
This option restores the original operating system from the ROM. Formats the C: partition and deletes all data including the memory card. Key Code *#7370# (click this combination of keys on the keyboard in the mobile).
You can also achieve Total Reset by pressing and holding down following keys:
* + 3 + Green Button (call) immediately after turning the mobile on.
Important: The battery must be full and the mobile device connected to the charger. If during the course of reset, the mobile stop receiving electricity it can ruin the internal flash memory of the mobile device and stop function.