HT203174: iTunes: Possible iTunes Store errors

Learn about iTunes: Possible iTunes Store errors

Rossioli

Level 1 (0 points)

Q: Error 21 whilst trying to restore iphone 4

Any help with this error ,

I have tried diff USB ports & lead ,

updated itunes & windows to latest ,

taken out devices from all USB ports.

Thank`s

iPhone 4, iOS 7

Posted on Mar 22, 2014 7:33 PM

I have this question too

Q: Error 21 whilst trying to restore iphone 4

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Helpful answers

by brenden dv,

brenden dv Mar 25, 2014 1:43 PM in response to Rossioli
Community Specialists

Mar 25, 2014 1:43 PM in response to Rossioli

Hi Rossioli,

If you are having an Error 21 while trying to restore your iPhone, you may find the following article helpful:

Apple Support: Resolve specific iTunes update and restore errors
http://support.apple.com/kb/ts3694

Regards,
- Brenden
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