Follow these steps carefully. I’ll assume you have a Windows 10/11 IoT or Windows Embedded 8.1/10 system.
Due to the ambiguity of the brand, drivers are rarely found on a central "M Mark" website. Use the following hierarchy of sources: M Mark M300 Driver Download
If you are looking for drivers for a laboratory data logger, these are found on the Rigol Download Center. : Follow these steps carefully
Since M Mark has no official global support website, use these sources (ranked by safety): M Mark M300 Driver Download
Since M Mark is a specialized brand, drivers are typically hosted by the manufacturer or authorized industrial distributors.