To avoid common "Unknown Device" errors, follow this sequence recommended by GSM-Forum experts and official manuals:
Technicians on GSM-Forum generally recommend specific versions for different operating systems: rockey 200 driver gsm-forum
smart card reader driver (power dongle yellow ... - GSM-Forum To avoid common "Unknown Device" errors, follow this
64bit Rockey200 Driver Package v2.5.9.1204.exe is the most common version for modern 64-bit systems, including Windows 7, 10, and 11. To avoid common "Unknown Device" errors