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 3GS Downgrade to V4.1/jailbreak/Unlock[Complete Guide]

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mr.shahalom
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PostSubject: 3GS Downgrade to V4.1/jailbreak/Unlock[Complete Guide]   Tue Nov 29, 2011 10:17 pm

3GS Downgrade to V4.1/jailbreak/Unlock[Complete Guide]

[center]3GS Downgrade to V4.1/jailbreak/Unlock[Complete Guide]

Warning: check your serial number first...
check 3rd digit number-represent year of manufacture
4th and 5th digit number-week of manufature...

9-2009 yr xx week - safe to downgrade and install ipad baseband...
0-2010 yr xx week - safe to downgrade and install ipad baseband...
1-2011 yr 26-above-not safe to downgrade and install ipad baseband...


first make sure that you are using original hostfile
Check it.
goto my computer/drive C:/windows/system32/drivers/etc./host-
(open with note-pad) delete all the content of your hostfile and
copy all the content of my original hostfile and save it.

PROCEDURE
Open itunes software


Put your Device into DFU MODE
How To: iPhone DFU Mode - MacComm.tv - YouTube
How To: Enter DFU Mode on an iPhone/iPod Touch - YouTube

This message pop-ups in your computer
Click OK


Hit the SHIFT KEY on your Keyboad together w/
restore button on your screen monitor.

Load 4.1.0 (3GS): iPhone2,1_4.1_8B117_Restore.ipsw

i assure you that you will get error 1015
use recbot for version 4.1
you can download my recovery fixer here.
Recovery Mode Fixer Errror1015 for 3GS V4.3.3/V4.2.1/V4.1


when its done restoring...

PUT ORIGINAL SIM CARRIER TO ACTIVATE...
connect to itunes and wait for device activation.


This Ultrasnow will support baseband

(01.59.00 / 04.26.08 / 05.11.07 / 05.12.01 / 05.13.04 / 06.15.00)

And not compatible with

(02.10.04 / 03.10.01/ 04.10.01 / 05.14.02 / 05.15.04)


Another way to Activate Device is Jailbreaking.

JAILBREAKING AND INSTALLING IPAD BASEBAND
Use REDSNOW9.6b6
Open REDSNOW SOFTWARE

Click BROWSE

Load IOSW 4.1 (3GS):4.1.0 (3GS): iPhone2,1_4.1_8B117_Restore.ipsw
Wait until IPSW successfully Identified
Click NEXT


CHECK
Install Cydia
Install iPad Baseband
Enable Battery Percentage

message will pop-up
just Click OK
and Click NEXT

Follow REDSNOW Instruction for DFU MODE
Click NEXT


PROCEDURE OF UNLOCKING
iFunBox V1.5.621.548 [DOWNLOAD]
Ultrasnow123&mobilesubstrate
1. collapse Raw file system
2. open private
3. open var..
4. open root
5. open media
6. open"Cydia"
7. open"AutoInstall"
8. Inside AutoInstall folder,extract or paste the two files you download
for unlocking..
then reboot twice..

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