Downgrade the latest mac version (mac version downgrade)

php editor Youzi brings you the latest mac version downgrading guide! Downgrading refers to restoring a mac system from a newer version to an older version, which is very useful in some special situations. For example, you may find that the new version of the mac system is not stable enough, or some applications are incompatible. No matter what your purpose is, we will provide you with a detailed downgrade tutorial in this article to make it easy for you to downgrade to the version you want!

How to downgrade macbook system

First, start the Windows device. Then, download and install the TransMac software. Next, right-click on the TransMac software and select Open in administrator mode.

The following is the specific method: Press the power button of the Macbook and hold down the Command R key combination at the same time. This will start the automatic recovery function of the Apple notebook. A dialog box will pop up on the screen, select Disk Utility and click Continue.

The method of making a system installation disk is to downgrade through a U disk. First, we need to prepare a USB flash drive with a capacity of 8GB or more and format it in the "macOS Extended Journaled" format. Then, download the system installation package that needs to be downgraded to, and use the terminal to enter the corresponding code to create a bootable USB disk. Finally, restart your Mac and select Install System in the macOS utility to complete the downgrade operation.

How to downgrade the system version of Apple system

First of all, before downgrading the Apple mobile phone system, please open the address ipsw.me, click on the iPhone on the page, and then follow your instructions For the model of your phone, download the latest iOS firmware you want to downgrade from Apple’s official website.

Before downgrading the iPhone system, you can check the system version to which your iPhone device model can be downgraded by visiting the ipsw.me website. In the iPhone section of the website, just select the option that matches your device model.

Because the upgraded new system of Apple mobile phones has too high requirements for mobile phone hardware, some mobile phones may experience lags and unsmooth operation. Therefore, users who encounter this situation want to downgrade the system. Go back, what should we do? In this regard, this article will share with you how to return the Apple system to the previous version.

Restore Mac high version to low version

As you can see from the above introduction, Mac downgrade refers to the process of rolling back the current high version operating system to a lower version. This process will cause the Mac system to be reinstalled and all data on the Mac will be erased. Therefore, the only way to recover data is by using Time Machine backup or restoring data from cloud storage. You cannot rely on third-party data recovery software for data recovery.

The following is the specific method: Press the power button of the Macbook and hold down the Command R key combination at the same time. This will start the automatic recovery function of the Apple notebook. A dialog box will pop up on the screen, select Disk Utility and click Continue.

On iTunes, hold down the Shift (Windows) or Option (Mac) key and select the "Restore iPhone" option on the iTunes interface. Next, select the old iOS firmware file downloaded in advance to restore. Just follow iTunes' instructions to complete the recovery process. Please make sure to keep your iPhone connected to the computer during the recovery process and wait patiently for the recovery to complete. Remember, you may lose all data on your device during the recovery process, so back up important files in advance.

How to downgrade mac system

1. First, start the Windows device. Then, download and install the TransMac software. Next, right-click on the TransMac software and select Open in administrator mode.

2. If you want to return to the old version of macos, you must first make a startup disk and prepare a USB flash drive of 8GB or more. After downloading the system version to be returned, shut down and restart the computer. Press when restarting. Hold down the option key, format the computer first, and then install the old version.

3. Insert the USB flash drive into your Mac, open Disk Utility, and select the USB flash drive. Select the Erase option, rename the USB drive to Untitled and erase it. Open the terminal, enter the following code into the application, and press Enter to confirm.

4. The most stable and quickest method is to reinstall through a USB flash drive.

5. Downgrading the Apple system requires the following steps: Back up data: You need to back up all the data on your phone before downgrading. You can back up your data through iCloud or iTunes. Download the old version of firmware: Download the old version of firmware you want to downgrade to, which can be downloaded on the website ipsw.me.

6. [1]. Select “System Preferences” from the Apple menu. 【2】. Click “Apple ID”. 【3】. Click “iCloud” in the sidebar. 【4】. Uncheck the "Find My Mac" checkbox on the right, and then enter your Apple ID password when prompted.

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