Downgrade iOS 8.4.1 to 8.4 on iPhone, iPad or iPod touch
It becomes popular to downgrade iOS 8.4.1 to 8.4 because the latest Apple mobile firmware version 8.4.1 is currently non-jailbreakable. The company patched the exploits used for untethering version 8.4 and earlier iOS 8 platform. iPhone, iPad and iPod touch users who accidentally updated or restored to 8.4.1 still have time for the procedure.
The time is limited though. Keep in mind that Apple will soon stop signing iOS 8.4 as the company should unveil iOS 9 firmware in the fall. This will make downgrade impossible and you won’t be able to get back to the firmware that can be jailbroken with TaiG or PP jailbreak program.
How to Downgrade iOS 8.4.1 to iOS 8.4 Guide
Step 1. Before you do anything with your iDevice [restore, update, downgrade, iOS 8 jailbreak] you should create a backup copy of it. This saves your files and information in case anything goes the wrong way and you fail to complete the procedure. Use iTunes / iCloud to do this.
Step 2. Since Apple is against of downgrading all iPhone, iPad and iPod touch users who are able to downgrade iOS 8.4.1 to 8.4 should proceed at their own risk. Also remember to make sure that iOS 8.4 is still being signed by Apple.
Step 3. Take your smartphone / tablet and connect to your computer through USB. Hold Sleep / Wake button and turn it off. Hold Power option for about three seconds. Now Keep pressing Sleep / Power option and Home button for another ten seconds. Let go off the Power but still press on Home button waiting for the ‘fruit’ device to enter Recovery mode. iTunes will detect this.
Step 4. Select Ok and choose “Restore” menu.
Step 5. Press on Restore and Update to proceed.
Step 6. When iTunes tells you that you are about to update to iOS 8.4 you should press on Next and Agree.
Step 7. Wait till iOS 8.4 is installed on your gadget. You might have to wait for another ten minutes until everything is performed.
Step 8. You have downgraded iOS 8.4.1 to iOS 8.4 if you get the welcome screen with guide on how to set up your phone or tablet.