how to degrade from ios9.1 to 8.3?

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  • Forum posts: 10

Oct 28, 2015 4:04:13 AM via Website

when i upgrade to 9.1, i find it's slower, i want to degrade to 8.3. how to do?

  • Forum posts: 15

Oct 30, 2015 2:59:44 PM via Website

I think that you need iTunes and ipsw file with system image for your device. As far a I know ipsw file with system can be legally downloaded if you are in iOS Developer Program.