How To Downgrade iOS 6.1.3 to iOS 6.1.2

Downgrading from one iOS version to another can be very challenging when one lacks information, understand, tools and help.

Whenever, Apple releases a new firmware for their devices, older firmware will not be signed anymore. This means that it would be impossible to restore an iDevice to a firmware that Apple terms as obsolete or old.

While this is not a bad thing in itself, the issue is that some firmware can be jailbroken untetheredon some devices while some cannot be jailbrokenat all.

Right now, iOS 6.1.2 can be jailbroken untetheredon all iOS 6 compatible devices using Evasi0n tool, however, some can not be jailbroken at all on iOS 6.1.3, Therefore, the need to downgrade to this earlier version (iOS 6.1.2).

To achieve this, the following items are needed

Requirement 

• Download iOS 6.1.2 and 6.0
• Download Snowbreeze 2.9.13
• Download iTunes 11
• SHSH blobs saved on your computer
• Download Redsn0w 0.9.15b3

Compatible Devices

• iPhone 4
• iPhone 3GS

How To Downgrade iOS 6.1.3 to iOS 6.1.2

Step 1: Launch downloaded Sn0wbreeze and click OK

Step 2: Click on the Blue arrow at the bottom right of the window

Step 3: Click Browse for an IPSW and Select iOS 6.1.2 IPSW

Step 4: Click on the blue arrow again and then click iFaith Mode to select your locally saved SHSH blobs. for this tutorial, 6.1 SHSH blobs are saved and would be selected since am using am downgrading to iOS 6.1

Step 5: Click Open and SHSH blobs would be accepted. Click Build IPSW. Allow snowbreeze to build IPSW

Step 6: New IPSW built by Snowbreeze would be stored on the desktop. Now put your device in DFU mode by following instructions from Snowbreeze.

Step 7: Launch iTunes. At the summary page, while holding the shift key on the keyboard, Click Restore

Step 8: Select the IPSW that Snowbreeze created for you and iTunes will begin restoring your device to iOS 6.1.2

Step 9: This is a tethered jailbreak. Therefore, device won’t boot unless you boot tethered with Redsn0w. Therefore launch Redsn0w and click Extras

Step 10: Click on Select IPSW and select iOS 6.0 that you downloaded

Step 11: After selecting IPSW, click Just Boot and then put device in DFU mode again. Redsn0w will then boot up device.

Step 12: Finally, after device boots, you will be in iOS 6.1.2 and then you can download Evasi0n untethered jailbreak from Cydia

How To Downgrade iOS 6.1.3 to iOS 6.1.2 is fairly easy if all the steps are followed carefully.

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