Select the package explicitly designated for .
Plug your EZ100PU smart card reader into an available USB port directly on your computer (avoid using unpowered USB hubs).
How to Download and Install the Ez100pu Driver for Windows 11 (2026 Guide) Ez100pu Driver Windows 11
Forcing Windows to accept legacy driver via registry:
If your smart card reader stops working after installation, use these troubleshooting steps to resolve the issue. 1. Check the Smart Card Service Status Select the package explicitly designated for
. Windows 11 occasionally disables this service to save power. Device Manager Check:
Because the legacy architecture of the reader may conflict with strict startup configurations, you must temporarily disable Memory Integrity to allow the system configuration wizard to write the driver block: 驅動程式- 虹堡科技 Device Manager Check: Because the legacy architecture of
The Castles Technology EZ100PU smart card reader is compatible with Windows 11, with drivers for the device accessible through the manufacturer's official support page. If installation fails on Windows 11, users may need to disable Core Isolation/Memory Integrity or use the built-in Microsoft Usbccid driver. For official drivers and installation instructions, visit Castles Technology Castles Technology 驅動程式- 虹堡科技
bcdedit /set testsigning on bcdedit /set nointegritychecks on
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