The primary challenge with the EZ100PU on Windows 11 is driver availability. While the device is plug-and-play on older versions of Windows, many older driver versions are not natively included in the Windows 11 driver database.
CPU card protocols, as well as various synchronous 2-line, 3-line, and I²C interface memory cards. Dual-Color LED Indicator ez100pu smart card reader driver windows 11