Downgrade And Jailbreak Using 3utools
3uTools software for Windows and Mac is packed with a customized backup and restore feature allowing you to select what part of the iOS system you like to backup. Copy iPhone contacts, photos, notes, ringtones, music, apps, etc. So you can select the firmware you want precisely using the 3utools as follows. Click on Toolbox. 3utools is packed with futurerestore, and this means that you can downgrade to iOS 12-12.1.2 using your favorite iPhone helper. To restore iOS to unsigned version it's required to use SHSH2 blob. More information about Signature HaSH blobs is available in our tutorial Backup SHSH Blob from iOS 12.
Apple released its seventh beta for iOS 12.4, the update that adds support for Apple Card to developers and public beta testers, one week after seeding the sixth iOS 12.4 beta, and two months after releasing iOS 12.3, a major update that introduced a revamped TV app.
If you're not registered in the Apple Developer program, you may upgrade it with 3uTools. The installation, or flash, will take around 10 minutes in total if you follow steps below. Installing a system may cause errors due to the individual nuance of iDevices, it is always smart to back up your iDevice in advance.
Step 1 Connect your iDevice to PC with an original USB cable and launch 3uTools.
Step 2 Go to Flash & JB → Easy Flash, select firmware iOS 12.4 beta 7. If you want to update with data, please check the box 'Retain User's Data While Flashing'. There will be a pop reminder after you click 'Flash', please read it with caution.
You are recommended to back up your iDevice regularly in case of data loss.
Step 3Keep the stabilization of network and USB connection while flashing, wait patiently for around 5 to 10 minutes. Your iDevice will be updated to iOS 12.4 Beta 7 after reboot.
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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
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
Important Notes:
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)
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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
Step 6 Rename the SHSH2 file to .shsh from .plist.
3utools Downgrade
Downgrade with SHSH2 using 3uTools
Step 1 Connect your iDevice to 3uTools and go to Flash & JB → Advanced, and click Download 64-bit iDevice.
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Step 2 Read the popup carefully and click Select IPSW → Select SHSH, and double check the generator
Step 3 Select SHSH2 file, double check the generator
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.