This procedure will back up your current settings and applications located in your phones built in memory, C drive. 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. Goto Menu > Extras > Memory > Options > Backup phone mem. Or locate your memory (mmc) application. 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.