The driver shows a yellow warning triangle, and the device status says the driver is unsigned or cannot start.
Right-click the Start menu and select Device Manager .
Windows 10 and 11 strictly block the installation of drivers that do not have a digital signature from Microsoft. Because many MTK service drivers are modified for service tools, you must temporarily disable this security feature.
If you have downloaded the .inf file version, you must install it manually: how to install MTK VCOM USB Preloader Drivers Driver Mediatek Usb Port V1632
: Driver Signature Enforcement blocked the installation.
For the driver to activate and be visible in Device Manager, you must put your MediaTek device into the correct mode:
The “V1632” identifier is not random. It typically references a specific hardware or version tag embedded in the driver’s internal configuration. This designation helps differentiate this driver from other MediaTek COM port drivers such as: The driver shows a yellow warning triangle, and
Which version are you running on your computer?
Without this driver, tools like the or MTK Droid Tools will fail to detect your phone, resulting in errors like "BROM ERROR" or the device simply not responding.
This driver facilitates the connection between your computer and the device's or Preloader . Because many MTK service drivers are modified for
Method 2: Manual Installation via Device Manager (For Legacy/Inf Files)
Bridges the gap between your computer and the phone's bootloader so tools like the SP Flash Tool can write software to the device.
Obtain the MediaTek USB VCOM Driver package compatible with your operating system (e.g., Windows 10/11). Manual Installation: Device Manager by right-clicking the Start button. Add legacy hardware from the top menu. Install the hardware that I manually select from a list
This guide covers what this driver is, who needs it, how to install it, and how to troubleshoot common issues.
Select or Ports (COM & LPT) from the list and click Next . Click the Have Disk... button.