| Symptom | Likely Cause | Solution | |---------|--------------|----------| | Driver fails to start on Win10 x64 | Unsigned driver | Enable test signing or obtain valid cert | | Blue screen (IRQL_NOT_LESS_OR_EQUAL) | x32 driver used on x64 | Reinstall correct bitness | | Device not detected | INF missing hardware ID | Manually add Hardware ID to INF | | IOCTL fails with error 87 | Parameter size mismatch between x32/x64 app and driver | Ensure proper sizeof() handling for structs |
Here is a content guide regarding the MVCI Driver for 64-bit systems, including the technical context and installation method. mvci driver for x32 64 os multi version