iOS 17 Tips

iOS 17 Downgrade Tools: How to Downgrade iOS 17 Now

by Jenefey Aaron   Updated on 2024-01-22 / Update for  iOS 17

Some users search for iOS 17 downgrade tool after trying iOS 17 new features. Why need to downgrade from iOS 17/17.3 and how to do it? Let's find out here.

Part 1: What You Should Know Before iOS 17 Downgrade

If you downloaded the iOS 17 on your iPhone, you must have already experienced the new features. However, you may need to downgrade the iOS 17 to iOS 16.5 for any of the following reasons.

  • The iOS 17 is slowing down your device.
  • The has so many bugs that you can't use your iPhone well.
  • You want to wait for the official iOS 17 to be released before you upgrade.

After deciding to downgrade from iOS 17, you need to find the right way to do it. And you should keep in mind that back up your iPhone data to avoid losing data. We always recommend a backup before any software update or downgrade.

Part 2: The Best iOS 17 Downgrade Tool - ReiBoot

How are you going to downgrade iOS 17? We have the answer for you in the form of a software known as Tenorshare ReiBoot. It is the best easy-to-use iOS 17 downgrade tool available now. Since it can be hassle when trying out other methods, ReiBoot makes the process very easy. Besides fixing various iOS issues on your iOS devices, it now supports iOS 17 upgrade and downgrade in a few clicks. No jailbreak.

How to downgrade iOS 17 to iOS 16.5 with ReiBoot

  • On your computer, download, install and run ReiBoot. Then connect your iPhone to the computer. Click on the option of iOS Upgrade/Downgrade.

    launch reiboot
  • On the next page, click on Downgrade to downgrade to iOS 16.5 from the iOS 17 version.

     advanced mode
  • Next, ReiBoot will display the recommended firmware package. Click on Download to download it.

    download firmware
  • After the download has completed, click on Initiating downgrade.

    start downgrade
  • The process will begin and complete in a few minutes. Set up your iPhone and restore the data from a backup. It's quite easy as shown.

    downgrade completed

Part 3: iOS 17 Downgrade Tool - iTunes and Finder

You may also use iTunes as an iOS 17 downgrade tool. On Mac, use Finder. The steps for both are almost the same, so we present them together. iTunes and Finder restore your iPhone and also downgrade iOS 17/17.3. But this method might not be as easy to do as compared to the first one.

  • First of all, you need to go to to downlod the iOS 16.5/17.1.1 IPSW file.
  • Open the website and choose your iPhone model. Then choose the iOS 16.5 firmware version and download it.

    downgrade ios 17 with itunes
  • Now, connect your iPhone to the computer and launch iTunes or Finder.
  • On iTunes, press and hold the shift key and click on Restore iPhone. On Finder, press and hold the option key and click on Check for Update.

    downgrade ios 17 with itunes
  • Now, locate the downloaded file and click on open. Then click on Restore/Update on the pop-up to confirm.

    downgrade ios 17 with itunes
  • iTunes will downgrade your iPhone to the corresponding iOS version. You can set up your iPhone as new.

Extra Tip: How to Upgrade to iOS 17/17.3

Now you know how to downgrade iOS 17 to iOS 16 and downgrade iOS 17.3 to iOS 17.2.1. For those who want to upgrade their iPhones to iOS 17 , here is also a video tutorial:


Being a new iOS version, iOS 17 is may not stable and has some bugs. So if you want to downgrade to iOS 16.5 and look for an iOS 17 downgrade tool, resort to the best and most efficient Tenorshare ReiBoot. iTunes and Finder also helps but this procedure is more complicated. Make sure to have a backup before you downgrade or upgrade iOS 17/17.3.