How to downgrade iOS 10.3 to iOS 10.2.1

There are a lot of new features on iOS 10.3 version, but after the update, sadly many people says that they face some issues with iOS 10.3, which can make them annoyed when they use their iPhone/ iPad for daily tasks. If you upgrade your device to iOS 10.3 and the version is preventing you from using your device, you should think about downgrading from iOS 10.3 and reinstalling iOS 10.2.1 on your device.

By downgrading from iOS 10.3 to iOS 10.2.1, you can get your iPhone/iPad back to a working condition, and you can then wait some weeks until Apple releases a newer version of iOS 10 to fix all of the current iOS 10.3 issues. Here is simple steps you can follow to downgrade your iDevices.

  1. Prepare for downgrading

The downgrade from iOS 10.3 to iOS 10.2.1 will format all data on your device, so make sure that you have a backup via iCloud or iTunes first.

The next thing is to ensure that there is enough time for the process to handle incident. The process will take from 15 to 25 minutes and then you can restore from iCloud or a backup from iTunes.

  1. Steps to downgrade to iOS 10.2.1

The process will downgrade your iPhone/iPad to the iOS 10.2.1 version, so it erases your iPhone/ iPad and iPod while restoring and you cannot use the device for calls or other features.

  • To get started, you need to download firmware iOS 10.2.1. A good website to find ipsw files is me
  • Then make sure the latest iTunes version installed your Mac/ Windows: here
  • Connect your iOS device to the computer using the USB lightning cable, and then launch iTunes.
  • Long-press the Power button and the Home button for 10 seconds (on iPhone 7/7 is the Power and Volume Down button). After 10 seconds, release the Power button, but still holding the Home (Volume Down) This will put your iPhone/iPad into DFU Mode, which allows iTunes to restore the iOS 10.2.1 firmware.
  • When iTunes displays a pop-up with a messages shows up “iTunes has detected an iPhone in Recovery mode”, that means your device is ready to downgrade to iOS 10.2.1 version. The Recovery mode will also appear on the iPhone/iPad screen and on your computer; now release the Home button, but still keep connecting your iPhone with your computer.

  • Hold the Option key on Mac, or the Shift key on Windows, then click on “Restore iPhone” button to starting downgrading.

  • Choose the folder that contains the iOS 10.2.1 firmware. iTunes will start restoring a fresh version of iOS 10.2.1 on your device.
  • Once the process is complete, unplug the cable and press the Power button to boot your device.
  • Your device now runs the iOS 10.2.1; select the backup from iCloud or iTunes to restore your data.

Above are some simple steps to downgrade from iOS 10.3 to iOS 10.2.1. If you find any useful information, let’s know in the comment below.