From a backup in iTunes
- Download the IPSW file for your device and iOS 11.4 here.
- Disable Find My Phone or Find My iPad by heading to Settings, then tapping iCloud, and turning off the feature.
- Plug your iPhone or iPad into your computer and launch iTunes.
- Hold down Option (or Shift on a PC) and press Restore iPhone.
How to downgrade to an older version of iOS on your iPhone or iPad
- Click Restore on the iTunes popup.
- Click Restore and Update to confirm.
- Click Next on the iOS 10 Software Updater.
- Click Agree to accept the Terms and Conditions and start downloading iOS 10.
6. Search your device icon on iTunes and click it > Choose Summary tab and, (For Mac) press “Option” and click “Restore iPhone (or iPad/iPod)”; (For Windows) press “Shift” and click “Restore iPhone (or iPad/iPod)…”. 7. Find previous iOS ipsw file you have downloaded, select it and click “Open”.To start, connect your iOS device to your computer, then follow these steps:
- Open up iTunes.
- Head to the “Device” menu.
- Select the “Summary” tab.
- Hold the Option key (Mac) or left Shift key (Windows).
- Click on “Restore iPhone” (or “iPad” or “iPod”).
- Open the IPSW file.
- Confirm by clicking the “Restore” button.
How do I downgrade iOS?
To downgrade iOS 12 to iOS 11.4.1 you need to download the proper IPSW. IPSW.me
- Visit IPSW.me and select your device.
- You’ll be taken to a list of iOS versions Apple is still signing. Click on version 11.4.1.
- Download and save the software to your computer desktop or another location where you can easily find it.
How do I install an older version of iOS?
How to Go Back to a Previous Version of iOS on an iPhone
- Check your current iOS version.
- Back up your iPhone.
- Search Google for an IPSW file.
- Download an IPSW file on your computer.
- Open iTunes on your computer.
- Connect your iPhone to your computer.
- Click on the iPhone icon.
- Click Summary on the left navigation menu.