How To UnJailbreak Your iPhone 3GS/4/4S, iPad 1/2 and iPod Touch 3G/4G?[Guide]

Recently, some users have been complaining of battery problems after they have jailbroken their iOS Device. So, If you don’t want to live with this battery problem and the jailbreak isn’t that important to you. Here is how to unjailbreak your iOS Device?

DO NOT go on with this guide if you relying on Unlock using Ultras0w or Gevey SIM

How To UnJailbreak Your iPhone, iPad and iPod Touch?

First you will need:

• iTunes [Download for Mac/Windows]
• The latest iOS vesrion for your iPhone, iPad and iPod Touch [Download]

Step #1: Connect your device to your computer and launch iTunes, Put your device in DFU mode by following the steps below

1. Press and hold the Home button and the Sleep button at the same time.
2. Release the Sleep button after 10 seconds and keep holding the home button until this message pops up in iTunes

Step #2: In iTunes, Select your device from the left side bar, Hold [Alt in Mac][Shift in Windows] and click on “Restore” while holding the Alt or Shift button depending on your OS, Then point iTunes to the latest iOS version you have downloaded.
In about 10 to 15 minutes, Your new iOS would be moved over to your iPhone, iPad or iPod Touch.
That’s it, You have successfully UnJailbroke your iOS Device.