How to downgrade the ipswme system: 1. Enter the specific URL in the computer or mobile browser, and then click on the iPhone; 2. Select a platform and select your mobile phone model; 3. Check the ios that can be downloaded System firmware, click "Download" firmware to the computer; 4. Connect the iPhone to the computer; 5. Long press the back button in the "Software Store" and click "Check for Updates" to find the new firmware previously downloaded from a specific website. Then click "Update".
#The operating environment of this tutorial: IOS14.4 system, iPhone12 mobile phone.
How to downgrade the ipswme system?
Method:
Enter the specific URL
In the computer or mobile browser Enter a specific URL. After entering, you can see related functions, select the home page, and first click on the Apple phone.
Select a platform
Select a platform and select your mobile phone model.
Select the previous system that can be downgraded
The downloadable ios system firmware will then appear, check means that you can download and install the system, fork means that you cannot install the system, and you can downgrade the previous ios system if you choose.
Click to download
Click to download. After selecting, click to download the firmware to your computer.
Open the new version of the installation software
Connect the iPhone to the computer with a data cable, and then Click the device icon in the upper left corner of the iTunes software and select your device to enter.
Extract the installation package to update
After entering, you can see the relevant functions in the software store Press and hold the back button, click "Check for Updates" to find the new firmware you previously downloaded from a specific website. After clicking Update, the software will extract the installation package of the firmware for update. During the update process, do not turn off the computer or unplug the phone easily to avoid system failure. installation failed.
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