When we operate a virtual machine, we all have a selection mirror,
Here we can go to the corresponding official website to download, the following is the URL
many addresses will appear
We only need to choose an address at random (provided it can be used),
When you get to the picture below, you can click to download, we choose the minimized one (it can save space, personal habits hehehe)
After downloading, click on the virtual machine to select the corresponding image