After experiencing the known issues on 10.7.4 I had to roll back to an old version. Today, after seeing that version 10.7.5 (1969) was released I updated RDP and sadly it is still broken for me.
MBP 16" M1 Max
RDP 10.7.5 (1969)
Support ID: 58AD2D3D-F6A7-4DE8-A68B-C55095583EF8
I have to external monitors, one positioned above the primary and one positioned to the left of my primary.
Screen to the left of primary:
Screen above primary: