To update the Koorui monitor driver, you can use the following methods:

If you found this guide helpful, share it with fellow Koorui users. For further help, visit the official Koorui subreddit or contact their support team.

Windows Driver Signature Enforcement blocking the .inf file. Fix:

Most Koorui monitors are Plug-and-Play , meaning Windows and macOS typically recognize them immediately without a dedicated driver. If you are experiencing issues like incorrect resolution or refresh rates, you likely need to update your Graphics Card (GPU)

If you specifically need a manual or a firmware update file, you can find them on the official Koorui support pages:

After testing over a dozen Koorui monitors (including the 24E3, 27G4, and 34E6C), the answer is a clear —with one caveat.