Hello DennisP3,
thanks for reporting the problem.
Do you work with single display configuration or do you have more than one display?
Also wee need technical information, it will help us to investigate the issue.
1. From Parallels Toolbox: generate and send Technical Data Report (open Toolbox window --> press 'cogwheel' button --> Help --> Send Technical Data) and post it's ID here.
2. From Parallels Desktop: open Parallels menu --> Help --> Send Technical Data
Last edited: Nov 29, 2018