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I have a old 3G iphone that kept coming up with error code 1015 each time I tried to restore it. I have followed the instructions recommended by Apple about updating iturn and restating my PC but still no luck. Any advice will be appreciated. Thanks.

I have a old 3G iPhone that it's been seating for sometime now. I want to give it to my brother and need to update and restore it but it kept coming up with error code 1015. I followed the instruction recommended on Apples help webpage but the error kept coming back. Please can anyone give me any further suggestion on how to restore this phone. Thank you so much.

iPhone 3G, Windows XP Pro

Posted on Aug 30, 2012 7:43 AM

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1 reply

Aug 30, 2012 7:51 AM in response to maskog

Are you trying to downgrade iOS on your iPhone or did you previously jailbreak it?

Error 1015: This error is typically caused by attempts to downgrade the iPhone, iPad, or iPod touch's software. This can occur when you attempt to restore using an older .ipsw file. Downgrading to a previous version is not supported. To resolve this issue, attempt to restore with the latest iPhone, iPad, or iPod touch software available from Apple. This error can also occur when an unauthorized modification of the iOS has occurred and you are now trying to restore to an authorized, default state.

http://support.apple.com/kb/TS3694#error1015

I have a old 3G iphone that kept coming up with error code 1015 each time I tried to restore it. I have followed the instructions recommended by Apple about updating iturn and restating my PC but still no luck. Any advice will be appreciated. Thanks.

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