1. budafashion's Avatar
    Hi i downgraded my iphone 4 from ios 5.1 to 4.1 , but my problem is that i couldn't unlock it , and when i looked at my info my modem firmware show's : 4.12.01

    So i am a little confuse, because i downgraded my phone and i read that should downgraded my baseband someone can help me ?
    2012-03-22 02:23 PM
  2. 2k1's Avatar
    There isn't an unlock for that. If you didn't preserve ya baseband when downgrading then you probally lost it
    2012-03-22 02:25 PM
  3. budafashion's Avatar
    if i try to upgrade my ios to another one is possible change de baseband ???
    2012-03-22 06:55 PM
  4. 2k1's Avatar
    Probally will but won't work anyways
    2012-03-22 06:57 PM
  5. Susty's Avatar
    No.. Baseband only upgrades, no downgrades.

    So if your on the higher baseband, your stuck.
    2012-03-22 06:57 PM
  6. budafashion's Avatar
    ok thank you so i can't do anything
    2012-03-22 07:00 PM
  7. 2k1's Avatar
    Nope sorry for the bad news
    2012-03-22 07:26 PM