Backup Phone Settings
-If you ever come to a point when you need to hard format your phone or maybe upgrade to a new firmware, you would like to save the current settings of your phone. So this is what you should do;
How to backup phone settings to MMC.
Menu > Extras > Memory > Options > Backup phone mem.
Once the formatting or upgrading is done, you can then restore back the settings by doing;
Restoring settings after phone format.
Menu > Extras > Memory > Options > Restore from card.