URL: https://www.gitori.com/midiTest.html

Browser / Version: Firefox 138.0
Operating System: Mac OS X 10.15
Tested Another Browser: Yes Chrome

Problem type: Something else
Description: MIDI devices not detected
Steps to Reproduce:
Step 1: Connect 2 different MIDI keyboards to the laptop. 1 Bluetooth (eg. RockJam RJMK Mini 25) and one with a cable (eg. Akai MPK MiniPlay).
Step 2: Verify using a DAW like Garageband that they're both working and sending correct MIDI input to the computer.
Step 3: Open this website: https://www.gitori.com/midiTest.html on both Firefox and Chrome.

Expected Behavior: The page will say

WebMidi is supported
0: MPK mini Play mk3
1: RockJam BT MIDI Bluetooth
2: GarageBand Virtual Out

Actual Behavior:
Chrome: Exactly as expected
Firefox:
WebMidi is supported
0: RockJam BT MIDI Bluetooth
1: GarageBand Virtual Out

Summary: Firefox doesnt detect some MIDI input devices. Possibly those connected by USB.

View the screenshot

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