This article only applies to: Office 365
After logging on to Windows, you see your screen flicker. This looks like the background is continuously changing from your background image to black and back.
SOLUTION
This behaviour is caused by Office 365, build 16.0.7668.2066, which has been available between 25th and 30th of January 2017. To solve this issue, please refer to this Microsoft Knowledge Base article to update Office 365 to the most recent version, which contains a fix for this problem.