A family of Microsoft word processing software products for creating web, email, and print documents.
Be sure to extract the font from a zip file if it came that way. The option to install or install for all users will not be available if the font is still inside a zip file.
Windows 10 makes it easy, though. In File Explorer, browse into the zip file to the font file. At the top of File Explorer, click the Extract (Compressed Folder Tools), then click Extract all. Follow the prompts, then, when the files are extracted, right-click and Install for All Users.