The RDP clients that work with Print2RDP are the ones that support Third-party virtual channel plugins.
You can find more information about the various clients on the following page:
According to the page above, the following clients support Print2RDP:
· Remote Desktop app Standalone download as an MSI installer. This is the most common version of the Remote Desktop app for Windows and is referred to in this article as Windows (MSI).
This client can be downloaded from the following link: https://go.microsoft.com/fwlink/?linkid=2139369
· Azure Virtual Desktop app from the Microsoft Store. This is a preview version of the Remote Desktop app for Windows and is referred to in this article as Windows (AVD Store).
The following client does NOT support Print2RDP:
· Remote Desktop app from the Microsoft Store. This version is no longer being developed and is referred to in this article as Windows (RD Store).