Downgrade 11.1.2, iPhone is Slow, Hangs and lot more…

How to Downgrade 11.1.2 running on iPhone…

I’ve personally used each and every iPhone and regularly update each of new firmware and most of the time I have to downgrade iOS if it doesn’t deliver good experience.

iOS 11.1.2 looks laggy. It’s slow and results hang up with apps crashing often. Finally decided to downgrade 11.1.2 to a lower stable version.

According to Apple, iOS 11.1.2 is released dedicated to iPhone 7 fixing network connectivity issues. If you were facing call drop or network issues, you shouldn’t wait and upgrade to iOS 11.1.2, but if you’ve upgraded to iOS 10.0.2 and not facing any network connectivity issues, stay away from iOS 11.1.2.

iOS 11.1.2 build 14A551 fixes cellular connectivity problems. If you’re Indian and facing Jio Sim connectivity errors, you should stay on iOS 11.1.2 because it fixes those issues. But, if you’re free from any cellular connectivity issues, downgrade iOS 11.1.2 to any iOS that suits you.

We tried and found iOS 10.0.2 was most stable and working firmware update in this new Era. For iPhone 7 and iPhone 7 Plus, it’s must to update iOS 11.1.2, but older devices may face slow and hanging experience.

You can easily downgrade 11.1.2

If you’re thinking to downgrade iOS 11.1.2, you should know how to put iPhone 7 into Recovery Mode, DFU mode because any time you may require to do DFU or Recovery mode.

Use Prometheus to downgrade iOS 11.1.2 to iOS 9.3.3 and jailbreak it

  1. Using macOS or Windows computer, update iTunes and Backup iOS 11.1.2.
  2. Download iOS 10.0.2 IPSW or iOS 9.3.3 IPSW whatever you want.
  3. Open iTunes and press Option key + Restore button if you are on macOS computer and if you’ve Windows, you can press Shift key.
  4. Here, you need to choose IPSW file that you’ve downloaded in the step 2.
  5. Follow on screen instructions.
  6. Done

System would downgrade 11.1.2 to any firmware you’ve choose while downgrading process. Once downgrade is complete, you need to setup your iPhone again and restore your contacts, messages from backup that you’ve performed earlier.

Breaking News:

Note: I use Google Drive to setup backup of my Messages, Call history, Contracts, Notes, WhatsAPP and many things.

If you’ve anything to ask, please comment below…


  1. Attila Morvai says:

    Is it possible to downgrade iOS 11.1.2 to iOS 9.3.3? I’m still in doubt that they’re able to restore 9.3.3
    thanks, give me the trick

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