Tag: iOS5

IOS5 Upgrade error “Unknown Error -23″

Hi All A lot of people on IOS seems having problem to upgrade to iOS5 having issue, one common “Unknown Error -23″. it is possible of corrupted IOS downloaded, solution which is to update it manually. 1. Download the iOS5 manually. See iOS 5 Now Available: iPhone 4 GSM http://appldnld.apple.com/iPhone4/041-8358.20111012.FFc34/iPhone3,1_5.0_9A334_Restore.ipsw 2  For Mac users, copy the iOS5 file to “~/Library/iTunes/iPhone Software Updates“. …

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