2. After opening the startup console, click "Other" here, as shown in the figure below.
3. After opening, click to open the font book inside, as shown in the figure below.
4. After opening the font, you can see that there is a+button on it. Click this button.
5. Click the open folder window, find the downloaded font file here, and click the open button in the lower right corner. The font will be installed automatically.
6. Click "Users" on the left. After turning on the user option, you can see the fonts just added and installed here.