Need Assistance to unlock Iphone 3gs 4.2.1 Firm 5.15.12

[TATOOZ]

Dear Experts essalamou alaykoum,

I have accidently update my iphone and I m now stuck and unalble to use my sim card, it seems that I can't unlock it and I want to restore it to the old firmware ( I have saved shsh) can u pls instruct me how i can do that
pls note that i have only wndows 7.

many thanks

[ThousandSunny]

if you not already try this trick.,continue read it..otherwise forget my post
use ipad baseband to unlock your 3gs,but you must aggree with the risk,that you only can update your 3gs to the latest ipsw ( if you want to ) using custom ipsw only.the latest info i heard the baseband can be downgrade to the actual 3gs baseband..dunno hows right is that.

How to use ipad bseband..?? well sticky thread explain anything man..

hope it solve your problems

[TATOOZ]

Originally Posted by ThousandSunny

if you not already try this trick.,continue read it..otherwise forget my post
use ipad baseband to unlock your 3gs,but you must aggree with the risk,that you only can update your 3gs to the latest ipsw ( if you want to ) using custom ipsw only.the latest info i heard the baseband can be downgrade to the actual 3gs baseband..dunno hows right is that.

How to use ipad bseband..?? well sticky thread explain anything man..

hope it solve your problems

I have tried to update the firmware to ipad but nothing happened I still get the old one 5.15.12 it seems that i'm confused in how to do that properly even i have downloaded originals IPSW and *******s ones and the latest Redsn0w. can you pls help?
thanks in advance

[ThousandSunny]

Originally Posted by TATOOZ

I have tried to update the firmware to ipad but nothing happened I still get the old one 5.15.12 it seems that i'm confused in how to do that properly even i have downloaded originals IPSW and *******s ones and the latest Redsn0w. can you pls help?
thanks in advance

Definitely you wrong..if you succesful create custom ipsw and use redsnow to put ipad baseband (not ipad firmware ) you must be ended with ipad baseband(6.15.00)

ok try again..but follow this article

how to
i followed this article and succes unlock my 3gs with 4.2.1

[.::AssAnovic.::]

Originally Posted by TATOOZ

Dear Experts essalamou alaykoum,

I have accidently update my iphone and I m now stuck and unalble to use my sim card, it seems that I can't unlock it and I want to restore it to the old firmware ( I have saved shsh) can u pls instruct me how i can do that
pls note that i have only wndows 7.

many thanks

what is your iboot new or old ,,