Reinstall the MediaTek VCOM preloader drivers. Turn off Windows Driver Signature Enforcement before installing. Try shifting to a different USB port (preferably a rear USB 2.0 port if using a desktop PC). 2. BROM Error: S_COM_PORT_OPEN_FAIL (1013)
The flashing process starts but terminates halfway through with a download failure notice. mt6735 flash file
Before flashing your device, make sure to: Reinstall the MediaTek VCOM preloader drivers