Obdpeak K2 Firmware Update -

Disclaimer: Always download firmware directly from OBDPeak’s official website. Third-party files may contain viruses or incompatible code.

Run CH340_Driver_Installer.exe (or equivalent). Connect your K2 to the PC via USB. Open Windows Device Manager. Under "Ports (COM & LPT)," you should see "USB-SERIAL CH340 (COM3)". Note the COM port number. obdpeak k2 firmware update