Setup 95
File system
Format
The telephone memory is formatted and all saved data such as ringtones, pictures, games, etc. is deleted.
Formatting may take longer than a minute.
Clean up
Create more memory by deleting temporary files that are no longer required.
Master reset
The phone is reset to the default values (factory settings). This does not affect the SIM card or the network settings.
Alternatively, in standby mode enter:
*# 9 9 9 9 # A