I don’t normally post these upcoming changes, but this looked interesting. Here is just one change
Microsoft is freshening up the Start menu with a more streamlined design that removes the solid color backplates behind the logos in the apps list and applies a uniform, partially transparent background to the tiles. This design creates a beautiful stage for your apps, especially the Fluent Design icons for Office and Microsoft Edge, as well as the redesigned icons for built-in apps like Calculator, Mail, and Calendar that Microsoft started rolling out earlier this year.
For more, check out this MS Power User story.