how to back up to version 5.1.1
can you help me how to back up the version 5.1.1 for Ipod touch or Iphone thankyou
iPod touch (3rd generation), iOS 5.1.1
I'm sorry, but Apple does not provide a downgrade path for iOS. Because downgrading is unsupported by Apple we cannot discuss it on these forums, but you can use Google to find information on how to install an older version of iOS on any iDevice.