The authoritative repository is maintained by (or its widely adopted fork). You can find the latest release at:

Before diving into the download, it is crucial to understand what MSI Mode does.

Check the SHA256 hash of the downloaded .exe against the one posted in the GitHub release notes.

The utility does not require installation. It is a single .exe file that you run as administrator.

Devices can send dedicated interrupt requests directly to the CPU instead of competing for shared physical interrupt lines, which reduces contention.