AXR4U and Yamaha Montage6 not working

Hello I have Yamaha Montage 6 and Steiberg AXR4U … I have problem with new MacBook Air M5 what I Bought few days ago.. I’m new to Mac OS I never use Mac before.. I have problems with Yamaha Montage and AXR4U when I open Cubase Pro 11 they doesn’t Function Yamaha Montage 6 not working in Montage Connect but work as System Audio and Youtube.. AXR4U not working at all but I can see Yamaha Montage in sound settings and AXR4U too… can you help me please?