1. Open "appearance and theme"
Click start → control Panel, and then select the appearance and theme category in the Control Panel window.
2. Select "Font"
Select the Font option under the See also column in the left pane of the Appearance and Themes window.
3. Install fonts
The Fonts window lists all the fonts installed on your computer. Now we're going to install the new fonts. Click File on the menu bar, and then click Install New Font.
4. Select font
The Add Fonts window pops up on the screen. The Font list column for the window displays "No new fonts found", so the user clicks the drive where the font is located under the drive bar, and after selecting the drive, all the folder lists under the folder bar appear under the Folders column on the left side of the window. Double-click the folder that contains the font you want to add
Select the font to install
5. Start installing fonts
When clicked, Windows searches for fonts based on the folder you specify. And in the Font list column to list all the retrieved fonts, if you want to put all of these fonts on the computer, click the next to the Select All button, and then click the OK button, if you do not want to install all the fonts, and only want to install a part of the font , you can press the CTRL key on the keyboard, and then use the mouse to select the font to install, select, click "OK" button to start the installation of fonts.
Start installing fonts
The fonts will soon be installed and you will be able to use the new fonts on your computer later. You can also use the mouse to drag the font file directly to the font window to install the font.