How to Downgrade 64-bit iDevice to iOS 12.0-12.1.2 with SHSH2 Using 3uTools
Restore or Downgrade iOS12.0 – 12.1.2 with 3utools
Apr 17, 2018 iCloud Unlock Possible! Any Country iPhone Any iOS Lost/Stolen/Disabled Apple ID 1000% Success - Duration: 11:08. ICloud Expert 133,289 views. Manage your data and files in your iOS device through your Windows PC with 3uTools. 3uTools is a free app for Windows which helps your iOS multimedia files and data be managed through your PC coupled with handy features. Through the app, you can perform a Jailbreak to your iOS device and thereby giving you access to certain restricted areas of the phone that could unlock some extra capabilities. It is very easy to check the possibility to jailbreak your iphone ipad with 3utools. As usual you should have the latest version of 3utools software because the 3utools team always step forward developing the software than we expected. So don’t get missed the latest. Download 3utools. Open 3utools and connect your i-device via USB cable. 3uTools is a tool for flashing and jailbreaking Apple’s iPhone, iPad, iPod touch, provides two ways, Easy Mode or Professional Mode, to flash Apple mobile devices, selects the appropriate firmware automatically and supports a rapid downloading speed. Your favorite 3uTools Download for PC. Support for Windows/MAC platforms. 3utools app synchronize,jailbreak your iPhone,iPad,iPod and is free to download.
A new version is out and 3uTools finally released with the long-awaited downgrading feature, downgrade 64-bit iDevices with SHSH2. This tutorial will guide you how to downgrade step by step.
![Stuck Stuck](https://www.3u.com/upload/20181226/1545815922056078230.png)
Important Notes:
3utools Download Firmware Stuck Download
1. This feature is only available on iOS 11 to 12.1.2 iDevices.
2. The downgrading operation will not save any data, please back up your device in advance.
3. There are risks to downgrade with SHSH2, so this downgrading feature is recommended for experienced users.
Compatible iDevices
iPhone
- iPhone X
- iPhone 8/ 8 Plus
- iPhone 7/7 Plus
- iPhone 6s/6s Plus
- iPhone SE
iPad
- iPad 12.9-inch iPad pro 2nd generation
- iPad 12.9-inch iPad pro 1st generation
- 10.5-inch iPad pro
- 9.7-inch iPad Pro
- iPad 6th generation
- iPad 5th generation
- iPad Air 2
iPod
- iPod touch 6th generation
Pre-Requisites:
1. Download the SHSH2 (of the iOS version you want to downgrade) you saved before on 3uTools or another tool.
2. Download NonceReboot12XX ipa file.
3. Download the iOS firmware you want to downgrade on https://ipsw.me
- If you saved SHSH2 file saved on 3uTools server:
If you never uninstall 3uTools, you could find the SHSH2 files in 3uTools’ cache folder.
Right-click 3uTools icon → click “Open file location”, and open “cache” folder, scroll down to find the right SHSH2 files of iOS version you want to downgrade.
- If you saved SHSH2 file saved on Tsssaver server:
Please go to its website to download the SHSH2 of iOS version you want to downgrade. And opennoapnonce folder to get the SHSH2 file.
Set generator nonce with NonceReboot12XX ipa
Step 1 Install ipa with latest version of Cydia Impactor. Go to Settings > General > Device Management, and open the just installed profile, and trust the developer.
Step 2 Enable Airplane mode on your iDevice, close Siri and reboot your iDevice.
Step 3 Open shshe2 file using any text viewer (eg. notepad)
Step 4 Search for <key>generator</key> and look beside it for actual key (eg. <string>0XXXXXXYYYYYYY</string>.
Step 5 Tap NonceReboot12XX on your device, and enter the above key code, and tap return to start set generator.
Step 6 Rename the SHSH2 file to .shsh from .plist.
Downgrade with SHSH2 using 3uTools
Step 1 Connect your iDevice to 3uTools and go to Flash & JB → Advanced, and click Download 64-bit iDevice.
Step 2 Read the popup carefully and click Select IPSW → Select SHSH, and double check the generator nonce you just entered.
Step 3 Select SHSH2 file, double check the generator nonce you just entered and click “Yes” to start downgrading.
Step 4 Confirm the connection between iDevice and PC, patiently wait for 20 to 40 minutes. Your iDevice will be restored to unsigned iOS 12.0 – 12.1.2 then.
Restore or Downgrade iOS12.0 – 12.1.2 with 3utools
Some users may meet download iOS firmwares error on 3uTools, even though the network connection is normal.
Here’s the tips to solve this problem. Check your network connection before you download the firmwares.
Step 1 Right click 3uTools, then then click “Open File Location”.
Step 2 Find out the file named “setting.cfg” and open it to edit.
Step 3 Add “xd=true” below “[Network]” as the following picture.
Step 4 You can save this new “setting.cfg” at any folder. Then replace this edited file to the folder of 3uTools.
Step 5 Re-launch 3uTools, and download iOS firmwares again.
If the download error still exists, please download the firmware from: http://www.3u.com/firmwares
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