I have an ipad 2 tried upgrading to 9.3 but i couldnt because the "find my ipad" couldnt be disabled (idontknow why) then i put it in DFU mode and started the update but it got stuck on "restoring ipad firmware" right now i tried disabling firewall and i tried another computer (windows) i tied all usb ports i also reinstalled itunes but it is still stuck on "Restoring ipad Firmware" and the ipad shows about 60% of progress bar...