A few hours ago amazing news came from R-Sim Dev team. Long-awaited R-Sim 4 unlock for 04.11.08 and other basebands is now available for buying. Read more info about R-Sim 4 unlock for your GSM unlock.
I will show you two methods to use R-Sim 4 unlock. First one is for jailbroken iPhone 4. The second is for not jailbroken iPhone. There is no untethered jailbreak for iOS 5.1 yet but you can perform tethered OS 5.1 jailbreak here and then use R-Sim 4.
All you need before unlock is jailbroken iPhone 4 is to install the latest Furious Mod file here to complete unlocking process in the right way.
Also R-Sim 4 unlock works with iOS from 4.1 to 5.1 on iPhone 4 so as you see this is universal hardware-based unlocking solution.
Note:As activation is required for the locked iPhone, the R-SIM IV card is only able to operate in only one carrier mode .The default mode is AT&T. The R-SIM card has set 26 Carriers, and also other Carrier may be set via GET Carrier Code & EDIT IMSI to activate. Go to Sim card application menu and tap Select Carrier. Also you can use this link to find your IMSI number.
R-Sim 4 Unlock For jailbroken iPhone 4
Step 1. Enter R-Sim 4 with your Sim card into your iPhone and turn it on.
Step 2. Connect your iPhone by iTools and iFunbox software and go to Files Management and find this:
var/root/library/lockdown/
Then erase all files in the lockdown and turn your iPhone off.
Step 3. Turn your iPhone on to activate it. Now launch iTunes and connect your iPhone for activation.
Step 4. After successful activation, erase all files in:
Step 5. Turn iPhone off and take out R-Sim 4 card and insert only your Sim card.
Step 6. Turn iPhone on. Launch iTunes and activate it. It will show Wrong. Stop connecting and close iTunes. Open iTunes again and connect iPhone again to activate it.
When your iPhone activation would be successful then your iPhone 4 would be unlocked by R-Sim 4.
Now follow this guide if your iPhone 4 is not jailbroken
Download Full : Click Here
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