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iphone 3g 2.2 firmware downgrade question turbo sim on windows

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Uploaded by on Nov 24, 2008

Here you can get a turbo sim the works with the 2.2 upgrade: http://tinyurl.com/5cn5lp


I upgraded My iphone 3g to 2.2 and now my terbo sim will not work.

I need to down grade the firmware ... i know this is posable with the PwnageTool .. but i only have a pc not a mac.

What can i do

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Uploader Comments (dvsmiles)

  • I'm so stupid I'm so stupid, I screwed up lastnight... I got to the last step all i had to do is press option and click restore to custom 2.1, I did NOT read that part, and i thought it's not possible so i restored to 2.2.....................FUCK ME

  • If you upgraded to 2.2 now you have to get a new turbo sim that supports the 2.2 update ...

    if you would like because most the the places that now sell the new turbo sims are charging $40-$50 per sim i made an order from china straight from the manufactures and i am selling the new sims for $27 .

    if you would like more info please look at my newer vids ... and subscribe .

    David

  • dude, i just bought 2 iphone 3Gs that came with the 2.2 firmware aka 2.28.00 BASEBAND (you got the firmware and the modem baseband mixed up). You can downgrade the firmware with ease but the baseband is only upgradable and will not downgrade as you downgrade your firmware. They have solutions for earlier iPhones to "delete the baseband" then flash it with w/e baseband you want. I am trying to find such a solution now since I have about 8 TurboSims that will otherwise go to waste :(

  • Yes thanks you ... i think i got it straight now : )

    I now found and ordered the new turbo sim for the new 2.28.00 baseband - please take a look at my last vids

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  • If you upgraded your baseband it makes no dissents what firmware version you are running ,, you need the new 2.2 turbo sim ,,, i am selling them for $27 and will have my order on Sunday from china ,,, if you would like to place an order please check out one or my latter vids ,, and do not order from any-networks ,,, they do not reply to there emails ! !

    if you have any questions please let me know.

    David

  • yep, ask me...I learned my lesson, I will never ever be too lazy to read instruction..only the last step, If I would've read it it would've been ok, but hey at least you said there is a sim for it, my firmware version is 2.1, but the baseband have been updated to 3G. so my unlock sim doesn't work..please help me sir

  • Since the 2.2 update i have been spening about 1 hour a day on research to best solve the problem... so far the only way to unlock your phone now is to get a new v3 turbo sim the works on the 2.28.00 bace

    I will put a link for you on the right hand side of the vid so you can get your new turbo sim .. i just ordered one 2 days ago.

    if you have any other questions please let me know.

    i hope this helps you out.

  • dude you talk a lot i just read the titles and is what i did. I have my iphone 3g it came with turbo sim, i upgraded it to 2.2 via itunes and now my calls don't work..what have u found? the only solution is to ge that new turbo sim??? or there is another possibility

  • If you do that then your Turbo sim still wont work and you will need to get a new turbo sim ,,, if you would like to knwo more about what i did to solve my problem you can take a look at my newer vid's

  • yes u ......... first downgrade to 2.1.1 then do ur pwn shnit

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