Z3X Box, EasyJtag, Infinity CM2, and UMT dongles.
In some cases, Windows might detect the device but fail to assign the driver automatically. You may need to manually select the driver from the list of installed drivers in Device Manager . Z3x Smart Card Rockey 200 Driver-- Free
Even if Windows recognizes the reader, you may need to manually select the driver from the Device Manager to fix "Card Not Found" issues. Z3X Box, EasyJtag, Infinity CM2, and UMT dongles
The is a essential software package required for Windows to recognize the hardware security dongle (SIM card reader) inside a Z3X Box. Without these drivers, the Z3X Shell and Samsung Tool Pro software will return a "Smart Card Not Found" error. Key Driver Information Manufacturer: Feitian Technologies Co., Ltd. Even if Windows recognizes the reader, you may
The driver is available through several official and community sources:
If the automatic method fails, you must update the driver manually: