It works here. F7 brings up a list of MIDI files; note you must know where to look for said files. Then just click on the file and it loads into the utility tracks. Note that I had to mute the original BiaB tracks before playing the MIDI file. Below is an example:

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I just posted a selfie and all of the responses were get well soon!

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware