Windows  

Download the font files if they are not already on your computer. Right-click the file(s) and select Install from the menu. 

The system will begin the install the font will be available to all programs on the computer. 

If you are not seeing the Install option, verify that the Font File is on your computer and not on a portable or network drive. 

Mac 

Download the font files if they are not already on your computer. Double-click the file(s) and select Install Font

The system will begin the install the font will be available to all programs on the computer. 

Note:  PowerPoint will need to be opened or restarted after the custom font is installed. If a font is installed while PowerPoint is open, it will not appear in the font list.