[ Your DAW / Sequencer ] ---> ( loopMIDI Virtual Port ) ---> [ Target Synth / Software ]
Like any operating system transition, moving from Windows 10 to Windows 11 introduced under-the-hood changes to how audio and MIDI drivers are handled. The Conflict:
While possible, this is the least ideal solution. You can uninstall the recent Windows update to revert to a previous, stable state. However, this is a temporary measure, as Windows will likely reinstall the update, and it also leaves your system potentially vulnerable to security risks. This should only be considered as a very last resort.
Unofficial "patched" executables hosted on file-sharing sites or shady forums often contain malware, keyloggers, or crypto-miners.