Previously I was able to use Microsoft RDP 10.7.3 since every single version up until now is still broken for me: https://techcommunity.microsoft.com/t5/azure-virtual-desktop-feedback/macos-rdp-u...
TaniaMariscal
Microsoft
MicrosoftWe are sorry you are running into issues. To discuss issues we recommend to share your problem on our Tech Community forum (https://aka.ms/wvdtc) or open a support ticket after you have reviewed the troubleshooting options in our documentation (Windows Virtual Desktop troubleshooting overview - Azure | Microsoft Docs)
We recommend to review our troubleshooting section first. The other option you have is to open a support ticket through the Azure Portal.