If it happens that the C: drive of your mobile phone is corrupted and you want to format it, here are the methods.
- On the normal screen of your phone press *#7780# (Restores the C: drive preserving user data), you will be prompt to restart your phone. Select yes and in 3 minutes your phone is formatted.
2. On the normal screen of your phone press *#7370# (completely reformats the C: drive; as well as clearing all files stored in it).
You will be prompt to restart your phone, select yes and in 3 minutes your phone formatted.
3. In this method make sure your phone is fully charged and backup your files. Press and hold these keys together.
- Red dial Key,
- Sharp Key (#),
- One Key (1)
Press the power key to switch on the phone, keep holding the three keys until you see "formatting" on your screen.
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