SmartCard Reader Driver 5.12.0.4
by SCM Microsystems Inc.XP64-bit32-bitSHA-256 verified
- Manufacturer
- SCM Microsystems Inc.
- Device
- SmartCard Reader
- Driver version
5.12.0.4- Release date
- June 27, 2008
- Supported Windows
- Windows XP
- Architecture
- 64-bit (x64), 32-bit (x86)
- File size
- 176 KB
- File name
20187000_b3575c10c31657610a6507cfc7ac1ad158cc9d16.cab- Digital signature
- Signed - catalog
S331DI2K.cat - INF version
06/27/2008,5.12.00.04- INF provider
- SCM Microsystems Inc.
- Device class
- SmartCardReader
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
8ee3b7b9447e94c92b7323aaf832f1fb8404b4323124371d823862a727225e14
Supported hardware IDs (9)
- USB\VID_04E6&PID_5111
- USB\VID_04E6&PID_5121
- USB\VID_04E6&PID_511B
- USB\VID_04E6&PID_5126
- USB\VID_04E6&PID_5124
- USB\VID_04E6&PID_5123
- USB\VID_04E6&PID_5125
- USB\VID_04E6&PID_5128
- USB\VID_04E6&PID_5127
Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.
How to install
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- Verify compatibility: your Windows version (Windows XP) and architecture (x64, x86)must match this driver, and your device's Hardware ID should appear in the list above.
- Download the file using the button - it comes directly from Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run
pnputil /add-driver C:\driver\*.inf /install. - Check Device Manager: the device should show no warning icons, and the driver version should match.
How to roll back
If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).