Once installed, reboot normally. The driver will remain loaded.
Verify success: In Device Manager → Smart card readers → “Castles EZ100PU Smart Card Reader” (no exclamation mark). Also check in Settings → Bluetooth & devices → Smart card – the reader should be listed as “Ready”. ez100pu smart card reader driver windows 11
The EZ100PU driver is not officially supported on Windows 11. While compatibility mode often works, consider upgrading to a CCID-standard reader (e.g., Identiv, HID OMNIKEY) for native, no-driver support on modern Windows versions. Once installed, reboot normally