no wifi after upgrade to iOS 4???

Discussion in 'iPhone 3G' started by SadPanda1, Dec 2, 2011.

  1. SadPanda1 New Member

    Hi guys,
    I am really having a tough time and I am praying that somebody will have a solution for me. I have an iPhone 3G that was on iOS3 (don’t remember exact number but I know I used Blackra1n). I upgraded it to iOS 4 and it got really slow and my wifi stopped working. I upgraded again and am currently on iOS 4.2.1. My Baseband is 05.15.04. Wifi still doesn’t work.
    How can I jailbreak this phone and get the wifi working again? Keep in mind I do not have wifi or any sort of cellular data (I was using a non-ATT sim card).
    Thank you in advance for helping me and have a merry Christmas!
  2. Iloveiphones Moderator

    It might of just broke, becuase the 3G is a really old device. Why don't you upgrade?
  3. ovidiu1305 New Member

    look in settings , your imei and wifi address are shown? also the modem firmware is shown?

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