After the reboot, press or F7 to select "Disable driver signature enforcement" . 2. Manual Installation via Device Manager Once the computer restarts with signatures disabled: how to install MTK VCOM USB Preloader Drivers
Click on your computer name at the top, then go to . mtk usb serial port driver x64 top
: In the Device Manager, look for your device, which might be listed under "Other devices" with an exclamation mark, indicating it needs a driver. After the reboot, press or F7 to select
Choose > Advanced options > Startup Settings > Restart . After the reboot
Architecture and Implementation of MediaTek USB Serial Port Driver for x64 Platforms