If you must run a classic Mini VCI on Windows 11 64-bit, Test Mode is the safest compromise. It still allows HVCI for user-mode code and only relaxes kernel signing.
Restart your diagnostic software, plug the cable into your vehicle's OBD2 port, and turn the vehicle's ignition to the "ON" position to begin scanning. Mini Vci J2534 Driver Windows 11 64 Bit
Open and run: msiexec /a "C:\temp\MVCI Driver for TOYOTA.msi" /qb TARGETDIR=c:\temp\mvci . Set Up Program Files : If you must run a classic Mini VCI
Because the standard .msi installers often fail on 64-bit systems, you must manually extract the files and register them in the Windows Registry. : Open and run: msiexec /a "C:\temp\MVCI Driver for TOYOTA
Just remember: when Windows Update silently pushes a cumulative update that resets your bcdedit flags, your cable will become a brick until you reboot into the advanced menu again. That is the price of diagnostics on the edge.
Re-verify that the registry file accurately points to C:\\Temp\\MVCI\\MVCI32.dll and that double backslashes are used.