Developers use application programming interfaces to hide complexity, organize code, design reusable components, and connect different systems, applications, or services.

If you receive The program can’t start because api-ms-win-core-timezone-i1-1-0.dll is missing from your computer, see this post.

The program is deskpins.exe , it's a little program that makes windows stay on top. I am trying to find out exactly what API calls it uses to make a window stay on top.