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I am getting error (-1) while updating my iPhone 4 to iOS 5.1. The phone has gone into a recovery mode. Restore fails every time at "restoring the firmware" stage. Striped bar remains for a long time, then shows "error (-1)" and the restore fails. Help!

580 Views 9 Replies Latest reply: Jan 12, 2013 6:53 AM by lakhan.khurana RSS
sharad gupta Calculating status...
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Apr 22, 2012 10:16 AM

I am getting error (-1) while updating my iPhone 4 to iOS 5.1. The phone has gone into a recovery mode. Restore fails every time at "restoring the firmware" stage. Striped bar remains for a long time, then shows "error (-1)" and the restore fails. I have been doing it for last 12 hours. Help!

iPhone 4, iOS 5.1, Error (-1)

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