Why Mac OS keep refreshing the Desktop ?
It has been awhile, my updated Mac OS X keep refresh the desktop while I’m watching Youtube, Video and other works.
I found out the problem because of the Google Drive !
If you are using Google Drive, you may face this problem.
Solve Refreshing Desktop in Mac OS X
Log out and Exit your Google Drive, and re-login to your Google Drive again.
You will solve this problem.