https://learn.microsoft.com/en-us/answers/questions/5828318/usb-midi-sysex-messages-split-after-windows-update
USB MIDI SysEx Messages Split After Windows Updates KB5077181/KB5074105 - Microsoft Q&A
Problem Description Our USB MIDI device communicates with our software via MIDI System Exclusive (SysEx) messages. After installing Windows updates KB5077181...