Here are a couple of codes to soft/hard reset/format a Nokia N95 mobile device:
Soft reset code *#7370#
Hard reset code *#7780#
If the hard format code mentioned aboive does not work, try the following manual method to hard reset/format Nokia N95:
+ Turn off the mobile device.
+ Press and Hold the following three buttons: the green Call Answer button, the “*” button, and the number “3″ button.
+ While holding these buttons, turn on the phone and keep holding the keys untill the mobile phone restarts and prompts you to enter details.
You may be asked for the lock code.
This is usually 12345