The error "MSM Download Tool CMDongle runtime system is not installed" is a common headache for users trying to flash firmware on OnePlus, Oppo, or Realme devices.
Have you fixed this error differently? Let us know in the comments below! The error "MSM Download Tool CMDongle runtime system
Install CodeMeter Runtime: The tool requires the Wibu-Systems CodeMeter software to manage its license and security. You can download the latest official version directly from the Wibu-Systems Download Page. No runtime system is installed at all
Summary: This is a License/Dongle Check failure. The software is telling you it cannot find the security key required to operate. Summary: This is a License/Dongle Check failure