Microsoft Usbccid Smartcard Reader: Umdf 2 Driver
Note that starting with Windows 7, the smart card subsystem configures the smart card services, so vendors are no longer required to add certain registry keys listed in older documentation.
Right-click it and select (or Start if it isn’t running).
USB smart card readers can disconnect unexpectedly due to aggressive Windows power-saving features. microsoft usbccid smartcard reader umdf 2 driver
The is a masterpiece of standardization. It took a chaotic world of different hardware manufacturers and forced them to speak one language, while simultaneously sandboxing them to ensure that a hardware glitch can't kill your PC.
The Microsoft USBCCID drivers are generic and designed to work across all Windows versions. The driver date and version number are not updated frequently because the driver serves as a universal interface rather than a device-specific driver. Note that starting with Windows 7, the smart
If you are a driver developer or hardware vendor, the open-source reference for the Microsoft USBCCID driver is invaluable. The driver source code is available in the Windows Driver Kit (WDK) samples. Key takeaways for developing your own UMDF 2 smartcard driver:
: Runs under the LocalService account with restricted access to system files and user data. The is a masterpiece of standardization
The most notable documented case involves . Unlike its predecessors, this OS version assigns the "Microsoft USBCCID Smartcard Reader (UMDF2)" driver to smart cards by default, whereas the "WUDF" version was used in earlier systems to ensure compatibility. This change has been observed to cause issues for applications such as the HP Anyware Graphics Agent and others that rely on smart card authentication. Specifically, smart cards might not appear in Device Manager on a remote agent, or users may be unable to unlock screens with Single Sign-On (SSO) enabled.
Select .
To help troubleshoot a specific problem with your reader, please tell me: What do you see in Device Manager? What brand or model of smart card reader are you using?
If you encounter issues with your USBCCID smart card reader, try the following:
