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From the website, "In this feature we cover all elements of Photos for Mac, including: converting from iPhoto and Aperture to Photos; whether to sign up for iCloud Photo Library; how to use Photos for Mac; Shared Photos; building Books, Calendar, Card, Slideshow and Prints; navigating through photos; switching to Edit mode and making non-destructive edits; using the editing tools: enhance, rotate, crop, filter, adjust, retouch; making adjustments; using the new People feature and creating and editing Memories." Last Updated March 2020.
From the website, "Microsoft Photos is a free program available for Windows 10 users. You can use it to view, edit, and enhance your images. Learn about what Microsoft Photos is, what it does, and how to use it."