Mtk Usb Serial Port Driver X64 Top -

Enables the PC to "see" the phone even when it's powered off, allowing the SP Flash Tool to push new software.

MTK USB Serial Port Driver x64: The Definitive Guide for MediaTek Device Connectivity mtk usb serial port driver x64 top

You must temporarily disable driver signature enforcement (Shift + Restart → Disable Driver Signature Enforcement) on x64 Windows to install this. Enables the PC to "see" the phone even