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[BUG]: Crash on boot - USBMIDI2.SYS

bug 🐞Something isn't workingSomething isn't working

needs triage 🚑Bug needs further investigation and triageBug needs further investigation and triage

Status: Open.

Bug

#1001 In microsoft/MIDI;

· Yearofthegoat opened on Apr 23, 2026

[TODO] Add "move to legacy MIDI 1 driver" or "move to new MIDI 2 driver" to MIDI Settings app endpoint info

area-transports 🚌General transports like USB, BLE, Network, etc.General transports like USB, BLE, Network, etc.

area-user-tools ⚙️Related to the user-focused tools like SettingsRelated to the user-focused tools like Settings

todo 🗃️Not really a bug just something we need to do that is useful to track in the open.Not really a bug just something we need to do that is useful to track in the open.

Status: Open.

Task

#1000 In microsoft/MIDI;

· Psychlist1972 opened on Apr 22, 2026

[BUG]: MidiBasicLoopbackEndpointManager::DoesLoopbackExist throws an exception

area-sdk 🔧Related to the application SDKRelated to the application SDK

bug 🐞Something isn't workingSomething isn't working

fixed-awaiting-public-release 🕙Fixed in our internal builds. Waiting to make its way to a public release.Fixed in our internal builds. Waiting to make its way to a public release.

Status: Open.

Bug

#999 In microsoft/MIDI;

· melanchall opened on Apr 20, 2026

[BUG]: Feedback messages from Resolume Arena are somehow incompatible with either KSA or our older MIDI 1 driver.

area-transports 🚌General transports like USB, BLE, Network, etc.General transports like USB, BLE, Network, etc.

needs-investigation 🔍Needs to be investigated before considering or solving.Needs to be investigated before considering or solving.

Status: Open.

Bug

#996 In microsoft/MIDI;

· Psychlist1972 opened on Apr 16, 2026

[BUG]: Preview MIDI 1 loopbacks with Chromium WebMIDI makes browser unresponsive (was Chromium-based browsers ANR)

area-transports 🚌General transports like USB, BLE, Network, etc.General transports like USB, BLE, Network, etc.

bug 🐞Something isn't workingSomething isn't working

needs-investigation 🔍Needs to be investigated before considering or solving.Needs to be investigated before considering or solving.

Status: Open.

Bug

#994 In microsoft/MIDI;

· Libamidi opened on Apr 15, 2026

[DOCS]: Latest SDK version not correctly displayed on GetLatest page in docs

area-documentation 📄Related to the MIDI documentationRelated to the MIDI documentation

Status: Open.

Bug

#993 In microsoft/MIDI;

· Psychlist1972 opened on Apr 14, 2026

[BUG] CollectMidiLogs, if run directly, creates a file just named ".zip" in current folder

area-user-tools ⚙️Related to the user-focused tools like SettingsRelated to the user-focused tools like Settings

Status: Open.

Bug

#992 In microsoft/MIDI;

· Psychlist1972 opened on Apr 13, 2026

[Feature]: Add KORG USB driver uninstall into MIDI Settings app

area-user-tools ⚙️Related to the user-focused tools like SettingsRelated to the user-focused tools like Settings

Status: Open.

Feature

#990 In microsoft/MIDI;

· Psychlist1972 opened on Apr 12, 2026

[DOCS]: SDK docs not updated for loopback return type change in RC4

area-documentation 📄Related to the MIDI documentationRelated to the MIDI documentation

Status: Open.

Task

#989 In microsoft/MIDI;

· Psychlist1972 opened on Apr 12, 2026

[TODO]: Add error code return to MIDI 2 loopback and MIDI 1 loopback transports

area-transports 🚌General transports like USB, BLE, Network, etc.General transports like USB, BLE, Network, etc.

Status: Open.

Task

#984 In microsoft/MIDI;

· Psychlist1972 opened on Apr 12, 2026

[BUG]: midiOutOpen without midiOutGetNumDevs returns 2

area-winmmwmdaud2.drv or other WinMM issuewmdaud2.drv or other WinMM issue

bug 🐞Something isn't workingSomething isn't working

in progressApproved work in progressApproved work in progress

Status: Open.

Bug

#981 In microsoft/MIDI;

· Libamidi opened on Apr 10, 2026

[Feature]: Consider creating a Windows MIDI Services Unity plugin

help wanted 📣Extra attention is neededExtra attention is needed

Status: Open.

Feature

#978 In microsoft/MIDI;

· Psychlist1972 opened on Apr 8, 2026