IXEG 737 Classic Plus CDU issues

I’m trying to get the CDU to work with IXEG 737 Classic Plus in Xplain 12. Is this plane not compatible yet?

Any help would be greatly appreciated thank you.

Try this v2023.1.7 version. Improved IXEG detection.
https://www.cockpit-simulator.com/firmwares/CockpitSimulator%20v2023.1.7.exe