: On modern Windows versions, you must restart in Advanced Startup mode and select "Disable driver signature enforcement" (typically F7) to allow the unsigned clone drivers to install. Key Performance Reports
Practical guidance
or use software newer than version 120309a unless you are certain your hardware supports it. Forcing a firmware update on many China Clones can "brick" the device, rendering it permanently unusable. Opcom China Clone 08 2010 Download