Many A4 device owners went back to iOS 5.1.1 from iOS 6 since iOS 6 has only tethered jailbreak that all the serious jailbreakers would want a downgrade from. This article is your stepwise guide to going back from iOS 6 to iOS 5.1.1 with the help of good old Redsn0w.
Ingredients To Downgrade iOS 6 to iOS 5.1.1
Make sure you have the following for this downgrade:
- Saved SHSH blob
- 5.1.1 IPSW file
- Redsn0w 0.9.14b2 for Windows [Download it Now]
- Redsn0w 0.9.14b2 for Mac [Download it Now]
This Downgrade supports the following devices:
- iPhone 4
- iPhone 3GS
It will be convenient if you put all the related Application files in one folder and name it something like “Downgrade iOS 6”.
Note: Before proceeding with the instructions, backup all your data including iCloud, Contacts, iTunes Apps and Cydia Apps.
Steps to Downgrade iOS 6 to iOS 5.1.1 On A4 devices
Step 1: Start with putting your A4 device into DFU mode. Alternatively, you can follow the following steps:
- For almost 10 seconds, keep the power and home buttons pressed simultaneously.
- Let the Power button go after ten seconds but keep the Home button pressed for another 10 seconds.
Step 2: Open the RedSn0w.zip file after extracting it. Click “Extras”.
Step 3: Select “SHSH blobs”. These will be the blobs you saved in Downgrade iOS 6 folder earlier.
Step 4: Press “Stitch” on the next window that pops up.
Step 5: In the next window, press IPSW and choose the iOS 5.1.1 IPSW.
Step 6: In case of SHSH blobs being stored on the computer, click on the option “Local” and choose the iOS 5.1.1 SHSH blob. For SHSH blobs stored on Cydia, select “Cydia” for blobs.
Step 7: Redsn0w will combine IPSW and blob together once you select them and a firmware file for iOS 5.1.1 will be created to make the downgrade possible. You will be notified when the message “Blob Stitching Done” appears. Click “Ok”.
Step 8: At this point, navigate back to welcome screen of Redsn0w. Click “Extra” followed by ”Pwned DFU“.
Note: The device under use has to be in DFU mode as stated in Step 1.
Step 9: Once the device is done with Pwned DFU process, launch iTunes, here you’ll see a message stating thet the iPhone is in recovery mode. Click OK to continue.
Step 10: If you are using windows then click Shift + restore and in you are on Mac then hit option + restore then select the ISPW file from step 7 and itunes shall begin restoring your device.
Note: Here the iPhone’s screen should be blank with a white apple logo
Step 11: If you receive an itunes error -1 don’t fret and just click ok.
Step 12: In redsnow click recovery under extras.
Step 13: Put your device in DFU mode, here the recovery fix will run even if you don’t know how to put your device into DFU mode.
Step 14: Once this is done your device will be on iOS 5.1.1