After updating your jailbreaked iPhone to a new firmware it is always advised to set you phone as a new phone during the first sync after updating and jailbreaking. This will save you from battery drainage, unexpected reboot, hanging etc. If you set your phone as a new phone you will loose many valuable data like Received SMS, Contacts, Call History, Notes, Calender etc. To overcome this problem you are advised to manually backup your iPhone data before updating your iPhone to new firmware. The process is very easy all you ...