The driver is not digitally signed. Repeat manual installation and ensure signature enforcement is disabled.

: Use an original or high-quality USB data cable. Avoid charging-only cables.

Completely your MediaTek Android device. Do not connect it to the computer yet. Plug one end of the USB cable into your PC.

: The PreLoader only lives for 3–5 seconds. Pre-open Device Manager, have the "Update Driver" window ready, and click immediately after plugging the phone. Alternatively, use the "Legacy Hardware" installation:

If you see [OK] in SP Flash Tool or MediaTek PreLoader USB VCOM in Device Manager, the driver is properly installed.

Choose > Advanced options > Startup Settings > Restart .

Warning: installing unsigned drivers can reduce system security. Proceed only if you trust the source.

Select and click Next . Click Show All Devices , then click Next . Click the Have Disk... button, then click Browse .

Are you struggling to install the Mediatek preloader USB VCOM driver on your computer? Do you need help with installing the MTK driver for your Mediatek-powered device? Look no further! In this article, we'll guide you through the step-by-step process of installing the Mediatek preloader USB VCOM driver, also known as the MTK driver.

Installing the Mediatek Preloader USB VCOM driver is relatively straightforward. Follow these steps:

Open and connect your switched-off device. Under Ports (COM & LPT) , you should see "MediaTek Preloader USB VCOM Port (COMx)" appearing without any yellow warning sign.

: Registry conflicts from older or corrupted driver attempts.