Downgrade iOS 5.0.1 To 4.3.3, 4.3.5 On iPhone 4, 3GS, iPad 2/1, iPod touch [How To Tutorial]
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iOS 5.0.1 has Released – and, Jailbroken , and now looking to Downgrade to an erlier version of iOS becuase of any reason. Today, we’re here to guide you on how to do follow so that you can go back to whichever version of iOS you are confortable with.
If you want to Downgrade iOS 5.0.1 to 4.3.3 to make an Untethered Jailbreak, you will need to save SHSH Blobs, with out those Saved Blobs, you will not Downgrade to iOS 4.3.3.
Important Note: Before you continue, though, keep in mind that you can only downgrade if you have already backed up SHSH Blobs for whichever version of iOS (4.x and below only) you wish to downgrade to. This is because of certain security checks used by Apple to ensure people to stick to the latest version of iOS. Well, note this pint that iOS 5.0 Firmware is still being signed. You can Downgrade to iOS 5 as long as it is being signed by Apple. When Stops signing iOS 5, you won’t be able to Downgrade to it even if you have SHSH Blobs saved as backup. This applies to iOS 5.x only.
Note: This Complete Guide is not applicable for iPhone 4s since the is no public jailbreak available as well as iPad 2, because for no Untethered Jailbreak.
How To Downgrade iOS 5.0.1 beta update to other iOS versions:
Step 1: Download the version of iOS to which you wish to downgrade to:
* Download iOS 4.3.5 Firmware IPSW Files :Tethered Jailbreak
* Download iOS 4.3.4 Firmware IPSW Files :Tethered Jailbreak
* Download iOS 4.3.3 Firmware IPSW File :Untethered Jailbreak Possible
Step 2: Connect your iOS Device with the Computer via USB Cable. Boot into DFU Mode (Device Firmware Update). To do this, you will need to first turn off your iDevice, press and hold Power + Home Button for few seconds, by holding Home Button for more 10 sec release power button. So, that you will be in DFU Mode Successfully, where the screen gose completely blank.
Step 3: Navigate to Windows > System 32 > drivers > etc on Windows or just etc on OS X. Locate a file named hosts, make a backup copy of it and then open it up with a text editor.
Windows Host File Editing
Step 4: Add the following code to hosts and save the file:
74.208.105.171 gs.apple.com
Step 5 : Open up iTunes and choose your iOS Device from the sidebar. While holding the shift (On Windows) and Alt (On OS X) key, click on Restore and choose the Firmware file you Downloaded in Step 1.
Step 6: If you receive error 10xx after doing this, but there is no need to panic or worry about it.
Just You must download a program like TinyUmbrella or Fix Recovery, open it up and click on Exit Recovery to get out of the error.
That’s it, if you have followed the steps or Instructions correctly, your device will now be downgraded from iOS 5.0.1 to the IPSW firmware of your Desired choice and if you want to jailbreak your device on any iOS Firmware you choose: Use JailbreakMe 3.0 if you’re on iOS 4.3.3 to make Untethered Jailbreak, or tethered using Redsn0w if you’re on iOS 4.3.5. iOS 5.0 can be jailbroken Tethered or Semi-tethered using Redsn0w.
Wait! make sure you revert the changes you made to hosts file in Step 4 above to start receiving future iOS updates normally in iTunes from Apple’s servers.
For More Downgrades and Untethered or Tethered or Semi-Tethered Jailbreaks:
Downgrading iOS 5 GM to 4.3.3/4.3.5/4.3.4 with SHSH Blobs done Successfully, you will be now running OLD iOS Version, if you Downgraded iOS 5 GM to 4.3.3 , you can follow this guide on How to Untethered Jailbreak iOS 4.3.3: iPhone/iPad/iPod Touch . How to Jailbreak Full Untethered iOS 4.3.3 using JailbreakMe 3.0. iOS 4.3.5, follow these Steps to Tethered iOS 4.3.5 Jailbreak on Windows without IPSW Firmware Files with Redsn0w
