Windows 10 selectively suspends USB ports, interrupting firmware flashing.

For professional automotive technicians and DIY enthusiasts alike, the J2534 passthru device is the gateway to modern vehicle diagnostics. Among the most popular and cost-effective options on the market are devices based on the MVCI (Module Vehicle Communication Interface) architecture. These "mini" VCI devices are ubiquitous in Toyota, Lexus, and Scion diagnostics, often used with Techstream software.

MVCI firmware update tool Windows 10