Select Menu > Settings > Sync & backup.
Select from the following:
Phone switch - Synchronize or copy selected data, such as your contacts, calendar entries, notes, or messages, between your device and another device.
Create backup - Back up selected data.
Restore backup - Restore data from a backup. To view the details of a backup file, select OptionsDetails.
Sync with server - Synchronize or copy selected data between your device and a PC or network server (network service).