: Right-click the device in Device Manager > Update driver > Browse my computer for drivers > Let me pick from a list . Choose WUDF : If multiple options appear, select Microsoft Usbccid Smartcard Reader (WUDF) Go to product viewer dialog for this item. instead of Go to product viewer dialog for this item. 2. Verify Smart Card Services
: Some users found success by using an admin terminal and the pnputil command to force-remove existing smart card drivers before doing a clean install from a manufacturer like Identiv . Setool2 Smart Card Not Found Windows 10 -
: Major Windows updates are known to remove custom keys in [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\Calais\Readers] , which are essential for Gemalto-based readers like the one inside SEtool2. : Right-click the device in Device Manager >
Before diving into complex fixes, verify the basics. Before diving into complex fixes, verify the basics
| Symptom | Likely fix | |--------|-------------| | Yellow bang in Device Manager | Manual driver install | | No device detected at all | USB power / port issue | | Driver install fails with “unsigned” | Disable signature enforcement | | Works on Win7 but not Win10 | Use VM or downgrade OS |