Downgrade or restore your iPhone, iPod or iPad to any version of iOS [iPhone Tutorial]

Hello,

Apple is binding ... Can not install on the iPhone an update prior to the last date, only the latest version of IOS is tolerated by itunes. This is unfortunate because this version is not jailbreak. So we have to play the hands and feet to achieve this feat what the downgrade. Little info, Sn0wbreez software is compatible with all versions 4.xx and 5.XX and soon 6.xx
Here is how:

When to use this tutorial:
_You did the jailbreak ios5 in full. Then you did the update ios6, and finally, you want to retrace your steps.
_Essayer to unbrick an iphone (it will be essential to install iOS4 .1)
_Autre ..?
_Tutoriel incompatible with the iphone 4s and ipad 2

Requirements:
_A ALREADY jailbroken iphone
software _The Tiny Umberella - [ Direct Link ]
_The software2.9.8 Snowbreez_L ' ios corresponding to your iphone

Principle:
A. Recover a file on your iphone.
B. Generate an update file to your own iphone with the help of that recovered file "A".
C. Force itunes to install this update.

_

Method:

A. Recover "SHSH blob" of your iphone.

1. Perform cydia on your iphone, there is a line at the top of telling you what software version you can downgrade your device:

2. A finding of this time, follow this tutorial to get your "ShSh Blob" tutorial

HELP: I do not have my SHSH blog, and have no way to recover (if bricked iphone for example) use the ios = 4.1. There is no check SHSH on this version.

_

B. Generate a custom firmware with Sn0wbreez

3. sn0wbreez Then start the software, confirm the message home then click the "Browse for IPSW year"

4. then select "iFaith mode":

5. The software asks you previously extracted SHSH file, then click on the "Browse" button and select the corresponding SHSH version 5.0.1 (or the version you want to downgrade). The files are located in "C: \ Users \ YOUR-SESSION-Windows \. Shsh"

6. A next screen click "Build IPSW" and wait time creating your custom ipsw ...

Info: The "Genral" allows Hacktiver iPhone, in case you have not sim card on hand.
² Info: Unlocks option allows for the 3GS only install the baseband of iPad for a desimlockage.

7. Once completed, the software prompts you to spend your iPhone Pwned DFU mode. This is the classic DFU mode which is added a small option, allowing it to accept the restoration under itunes without fuss.
Assistance to enter DFU right HERE !

Info: This option is available via the tab "EBRI" Snowbreez software if you wish to just repeat this step.

8. When your iPhone is in DFU mode detected, the software will automatically launch the next phase, which looks like this:

_

C. Force install your CFW.

(Steps 9 and 10 optional has done only if the restore fails)

9. Start Tiny Umbrella again and go to the tab "advanced", set the software as follows, then exit.

10. tiny umbrella Re start, then click "Start TSS Server"

11. connect your iphone to your computer if it is not already, then start itunes. Hold the "Shift" key, and then click the "Restore" button:

12. A window opens, give a itunes IPSW file you just created. This file is in principle the same directory qu'iFaith. If all goes well should not flinching itunes and update take place as usual. So you can continue your journey to the jailbreak with this tutorial .

Info: if the manip 'fails, you can go back Pwned DFU in vorte iDevice via software EBRI, availableHERE .