What should I do if I can t install macOS Catalina on my MAC system?

There is no big taboo in this, just to express the niece's condolences and regrets. True.

Just express your feelings and your loved ones are just where you can't see, but they can see you

Wait a minute, I've seen it too.

If you see this error in the ** process, then it may be that the Apple server connection is faulty (the domestic network connection has always been unstable) or your wifi signal is unstable, to solve this problem, there are two possible solutions. You can choose for yourself according to the situation.

Solution 1Restart the wireless network.

When the wireless signal is unstable, it is easy to be interrupted. In this case, it is advisable to use a wired network, which can prevent the signal from being suddenly interrupted and can also speed it up.

Lost connection. One of the reasons for this problem is that most of the connection problems between the domestic network and the Apple server, and it is very unlikely that the Apple server itself is a problem.

Regardless of whether it's a network connection issue or an Apple server failure, there's no other way but to try at another time.

gateway timed out

In the process of the system, sometimes the progress will be stopped, which will cause the broadband process to throw error messages such as "bad gateway" or "gateway timed out".

macOS Catalina installation issues.

MacOS cannot be verified on your computer

Mirroring is a form of file storage and a type of redundancy, in which a copy of the data on one disk is identical on another disk. Many files can be made into a single image file.

After being opened with software such as ghost and other programs on a disk, it is restored to many files, and RAID 1 and RAID 10 use mirrors. Common image file formats include ISO, BIN, IMG, TAO, DAO, CIF, and FCD.

Click the operation in the main menu bar, select the option to make ISO from CD-ROM, or directly press the shortcut key F6, then the "circle close from CD-ROM to make ISO file" dialog box will open, select the drive letter where the CD-ROM is located in the dialog box, and select the directory where the ISO file you want to create is stored. There are two options available in the file, which are ASPI and File Method.

ASPI mode is to use the ASPI interface driver inside the Windows system to read the optical drive, this method is more efficient and faster, and it can record the boot information of the boot disc in the ISO file, it is recommended to use this method.

Method steps.

How to ** and install macOS Catalina 4 on MacClick Update Now next to macOS Updates, and once you've installed the file, your Mac will need to restart, so make sure you save your progress for any programs you're currently using.

Web Links. Although everyone is busy updating, I advise everyone not to update Catalina first, regret dying! Catch up with the fashion, updated this new system, and then the features are powerful and good.

But it crashes frequently, and the computer fan suddenly becomes whirring and blowing, just like a hair dryer, and then the computer is hot again, and I can't wait to become an iron plate to burn 2019 MacBook Pro 15 inch 512G.

When ** out of the App Store after "macOS Catalina" and Ann Ming late installation, some people have seen the Ann Xiang Huai Aftermath installation process in "Setting up your Mac...And then it turned out to be... Stopped, endlessly stopped, sat on the bench for hours without moving.

I don't know how many people have been staring at it for a long time?

Well, here's the solution: restart. Press and hold the power button on your Mac until it shuts down, and then, restart.

Actually, when the Mac goes into "Setting up your Mac..."Behind the screen, the macOS Catalina installation is actually almost complete. Theoretically, it is not advisable to restart immediately, but if you have been waiting for half an hour or more, then!

Only! Decisive! Reboot!