MEDIFIRE ADB LINK
It works well tested backup and restore..
Turn on USB debagging in developers settings on in Aurora settings connect USB
Copy archive unrar copy it to disk c:\ rename folder to ADB for easy access
run CMD
commands:
cd..
cd.. - to get back to disk C
cd adb
adb devices u should see your device if its offline reboot and chk again
adb backup -all u see message on your tablet input password for your backup then click backup my data.
when it finish u will find in c:\ADB\backup.ab thats your ROM Backup
To restore use
adb restore c:\ADB\backup.ab
dont forget ur password
Original and more advanced commands link:
http://forum.xda-developers.com/showthread.php?t=1420351
It works well tested backup and restore..
Turn on USB debagging in developers settings on in Aurora settings connect USB
Copy archive unrar copy it to disk c:\ rename folder to ADB for easy access
run CMD
commands:
cd..
cd.. - to get back to disk C
cd adb
adb devices u should see your device if its offline reboot and chk again

adb backup -all u see message on your tablet input password for your backup then click backup my data.

when it finish u will find in c:\ADB\backup.ab thats your ROM Backup
To restore use
adb restore c:\ADB\backup.ab
dont forget ur password
Original and more advanced commands link:
http://forum.xda-developers.com/showthread.php?t=1420351