Maximising sandboxed window on second screen places green frame on first screen

1. The full product and its version:

2. Your Operating System (32 or 64 bit) and ServicePack revision. and if using a virtual machine, which one:
Windows 10 Pro 64bit Version 1909

3. List all the configuration changes you did. Are you using Default configuration? If no, whats the difference?:

4. Did you install over a previous version without uninstalling first, or import a previous configuration file?:

5. Other Security, Sandboxing or Utility Software Installed:

6. Step by step description to reproduce the issue. Or if you cannot reproduce it, what you actually did before it happened, step by step:
1: Plug in two monitors.
2: Maximise application on second display,

7. What actually happened when you carried out these steps:
Green bounding box displayed on first screen.

8. What you expected to see or happen when you carried out these steps, and why (if not obvious):
Green bounding box maximised on second screen where the application is maximised.

9. Any other information:
Not tested on previous CIS releases.