Please download the DisplayLink Support Tool available
here. And follow the steps below to see if resetting the screen persistence stops the screens changing:
- Disconnect your docking station from your computer for a moment.
- Run the DisplayLink Support Tool.
- Then select Advanced in the left top corner of your top menu bar and once expanded select Reset Screen Layout.
- Then restart the machine, connect dock again and try to log in - this may require to setup your layout one more time.