Loopmidi Windows 11 !!exclusive!!

You did not run the installer as Administrator. Uninstall loopMIDI, reboot, right-click the installer, and select Run as Administrator . Also, ensure that Windows 11 Core Isolation (Memory Integrity) is not blocking the driver. You can check this in Windows Security > Device Security > Core Isolation Details .

If your ports are missing, try this workaround discovered by the Cubase community : Open loopMIDI and ensure your ports are configured.

Here is the simple workflow:

: Fully compatible with the latest Windows MIDI Services , which supports both MIDI 1.0 and the newer MIDI 2.0 standards. Quick Setup Guide