Use Adobe Creative Suite: Adobe Creative Suite applications can use any font installed on your computer, so you can use Segoe UI in Adobe Photoshop, Illustrator, InDesign, and other Creative Suite applications.
This is the easiest way to install Segoe UI on a Mac, and we recommend using this method if you plan on using the font for general purposes. Use a font manager: Font managers allow you to install, activate, and deactivate fonts on your computer.There are a few options for installing Segoe UI on Mac: Microsoft has not announced any plans to release Segoe UI for the Mac, but the font is available on Mac OS X through third-party software. The font family includes Segoe UI, Segoe UI Bold, Segoe UI Italic, Segoe UI Bold Italic, Segoe UI Symbol, and Segoe UI Emoji. Segoe UI is the official font for Microsoft Windows and Microsoft Office, and is included in the Segoe UI Symbol font. The font was designed by Steve Matteson during his tenure at Agfa Monotype.
Segoe UI is a sans-serif typeface and user interface font.