How to Downgrade iOS 10/iOS 10.1/iOS 10.2 to iOS 9.3.5 on iPhone

Downgrade iOS 10 iOS 10 to iOS 9.3.5 Posted by Estrella H.| Last Updated: Dec. 23, 2016

Step-by-step guide on how to downgrade from iOS 10/iOS 10.1/iOS 10.2 to iOS 9.3.5

Q - "How do I downgrade from 10.1.1 to 9.3.5? I want to downgrade my device from 10.1.1 to 9.3.5 and everytime I try to do so I get an error i.e. error 3194. I tried using another pc and the 'hosts' stuff but there is no line as ''."

Surely, iOS 10 is the biggest release of iOS ever, however coming with kinds of errors at the beginning like always, which makes iPhone iPad users in a hurry to downgrade from iOS 10 to iOS 9. Although there are pages of guides out there, some of the answers do not really work. To help you out as best as we can, next are the detailed steps to downgrade iOS 10 and reinstall iOS 9, with IPSW download site links, iOS 10 downgrading pictures, etc.

If you are planning to downgrade iOS 10.1/10.2 just because of some of its errors, there is one thing you need to know: iOS 10.3 is rumored to be released in January. So maybe both downgrading iOS 10 to iOS 9.3.5 and upgrading iOS 10.1/10.2 to iOS 10.3 are ways to solve your problem. And before uninstalling iOS 10, never forget to backup your iPhone first. | iOS 10/10.1.1/10.2 update errors >>

Updated: 3 Steps to Downgrade iOS 16 to iOS 15.

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Part 1. Back Up Your iPhone Now before Downgrading iOS 10

Do not forget to back up your iPhone and you'd better do it now! While uninstalling and reinstalling iOS, all of your apps and other data will be wiped out from your iPhone, except for those undeletable ones. So we strongly recommend you backup your iPhone before downgrading iOS 10. iTunes works, well, a little bit complicatedly. To easily and fast transfer iPhone photo, video, music, books, ringtone, etc data to computer, you can try WinX MediaTrans, a clean and sort of free iPhone mobile file manager. Follow the guide below to backup your iPhone data (take backing up photo as an example).

Backup iPhone before Downgrade

Step 1. Download WinX MediaTrans
Follow the setup wizard and install WinX MediaTrans .exe on PC (Windows 10 supported), and then open it up.

Step 2. Connect iPhone with computer
Plug iPhone into your Windows computer via USB cable and there pops up the main interface automatically, showing you 7 main functions.

Backup iPhone data with WinX MediaTrans

Step 3. Transfer iPhone data to PC
1. Click "Photo Transfer" button at the first place.
2. Tick "Select All" box to backup all iPhone photos to PC or you can manually select photos you want to transfer grouped by day, month or year.
3. Press "Export" button and it will be done within minutes.

• WinX MediaTrans also supports transferring music, videos, iBook, ringtone, audiobook, etc.
• You are allowed to make iPhone ringtone of MP3, AAC, M4A, FLAC, .APE, WMA, OGA, etc files.
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Still have some trouble about how to backup iPhone using WinX MediaTrans? Please feel free to Mail Us >>

Part 2. Steps to Downgrade from iOS 10 to iOS 9.3.5

iOS 9.3.5

The latest release of iOS is iOS 10.2 while the the final update of iOS 9 is iOS 9.3.5

DFU Mode

Device Firmware Upgrade mode allows all devices to be restored from any state.


A .ipsw file is a compressed file format used in iTunes to install iOS firmware.

Q - "I upgraded my iPhone 6S to iOS 10, only to find that I can only unlock the phone with my shallow fingerprints, the notifications are bigger than before and are unorganized, emails are all linked up and messes up my read/unread emails, 3rd party keyboard become buggy, etc. I do not like iOS 10. How can I downgrade back to iOS 9?"

A: Prefer iOS 9 to iOS 10? Actually, it's too late to downgrade officially, since Apple has stopped signing iOS 9.3.5, iOS 10.0.1, 10.0.2, and 10.0.3. After all, 10.3 Beta is around the corner. But there are tweaks, as long as you have no extra demands, like downgrading iOS 10 to iOS 9.3.5 without IPSW file, or without DFU mode (possible while Apple is still signing iOS 9.3.5), or without computer.

How to downgrade iOS 10 to iOS 9.3.5 using iTunes

iPhone Model: iPhone 7 128GB
1. To downgrade from iOS 10 to iOS 9.3.5, first you should download iPhone iOS firmware - IPSW files for the previous iOS version. If you have made a backup before, you can find the iOS 9.3.5 file stored on your hard drive through user folder -> Library -> iTunes -> iPhone software updates. If not, you can download it online from 3rd-party sites, like the two recommended above: and .

2. Since Apple has stopped signing iOS 9.3.5 and even iOS 10.0.1/10.0.2, you have to go into Recovery Mode, aka DFU Mode.
• Connect iPhone with computer via the USB cable.
• Shut down your iPhone.
• Hold the Power button for 3 seconds, followed by holding both the Home and Power buttons for 10 seconds.
• Release the Power button while keeping pressing the Home.
• Release the Home button after the Connect to iTunes screen pops.

3. iTunes will show that your iPhone is now in Recovery mode. On the iTunes -> iPhone screen -> press and hold "shift" key -> click "Restore".
4. Open your downloaded iOS 9.3.2.ipsw file, and get it installed
5. About 10-15 minutes later, the syncing will be done and your iPhone will be successfully downgraded from iOS 10 to iOS 9.3.5.

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