If you own an Android smartphone powered by a MediaTek (MTK) chipset—brands like Tecno, Infinix, Xiaomi (Redmi), Oppo, Realme, or Samsung (certain models)—you have likely encountered the need to flash firmware, bypass FRP (Factory Reset Protection), or repair a bricked device. Central to all these operations is a small but critical component: .
Click on your at the very top of the device list.
Watch the Device Manager screen closely. Under the section, you should briefly see MediaTek Preloader USB VCOM Port (COMX) appear.
Right-click the installer executable and select . how to install mtk driver mediatek preloader usb vcom
Ensure you downloaded a version compatible with Windows 10/11. If you'd like, I can: Give you a direct link to the latest driver version Provide a guide for disabling driver signature enforcement Help you with SP Flash Tool settings
Click and navigate to the folder where you extracted the driver files.
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To avoid frustration, ensure you have the following:
. On modern Windows versions, you must first disable driver signature enforcement to allow unsigned MTK drivers to function. Phase 1: Disable Driver Signature Enforcement
Windows often blocks these drivers because they lack a digital signature. This guide provides a comprehensive, step-by-step walkthrough to successfully install the MTK VCOM drivers on Windows 10 and 11. Step 1: Disable Windows Driver Signature Enforcement Watch the Device Manager screen closely
He selected it and hit . A warning flashed: "Windows can't verify the publisher of this driver software."
Press or F7 to select "Disable driver signature enforcement". 2. Manual Driver Installation
Driver Signature Enforcement is still active, blocking the installation of the unsigned MediaTek driver. Solution: You must correctly perform Step 2 of this guide to disable Driver Signature Enforcement. Ensure you are pressing F7 or 7 from the correct menu. If the problem persists, try using the alternative Command Prompt method. Open an Administrator Command Prompt and run bcdedit.exe /set nointegritychecks on , then restart. Re-enable it later with bcdedit /set testsigning off .