Save As

This displays a list of recently saved to folders.
You can pin a folder to the list by hovering over it and clicking on the pin.

OneDrive - Lets you save a file to your OneDrive.
OneDrive - Personal -
Other Web Locations -
This PC - Displays the current folder. Displays a list of recent folders and a Browse button allowing you to browse to any folder.
Add a Place - Lets you add locations from SharePoint or OneDrive.
Browse - (Added in 2016)