Cannot Update to iOS 5.1

Discussion in 'iPhone' started by UneElle, Mar 11, 2012.

  1. UneElle macrumors member

    Jun 14, 2010
    I've tried repeatedly to update my iPhone 4S to OS 5.1 but always get the message that I "cannot connect to the server..." I've tried over the air and I've tried thru iTunes, and have never been able to connect.

    Help, please?:confused:
  2. CSMchris376 macrumors regular

    Mar 13, 2010
    A number of people here and on the Apple Support forum have reported changing the DNS server on your phone to and it seemed to allow for it. I guess that is something you can try.
  3. UneElle thread starter macrumors member

    Jun 14, 2010
    Thanks so much for pointing me in the right direction. After reading your response I did a little more research on Apple Support and eventually added 2 more DNS:

    Tried upgrading again OTA and once again got the "Unable to connect" message, so I tried again through iTunes and FINALLY it worked! :)

Share This Page