Windows 10 and 11 require digitally signed drivers by default. You must temporarily disable this to install MTK drivers . How to install Mediatek USB VCOM drivers in Windows
To ensure a smooth installation process, complete these preparation steps:
Most modern MTK driver packages come with an automated executable file. This is the quickest way to get started.
Click on (or choose "Ports (COM & LPT)" if available) and click Next . Click the Have Disk... button. how to install mtk driver mediatek preloader usb vcom
Locate the .exe file (usually named Install.exe , MTK_Driver_Setup.exe , or cdc-acm.inf ).
Installing the MediaTek (MTK) Preloader USB VCOM driver is a multi-step process often required for flashing firmware or unbricking devices. Because these drivers are often not digitally signed, Windows 10 and 11 will block them unless you first disable Driver Signature Enforcement 1. Disable Driver Signature Enforcement
The (Virtual COM Port) driver allows a computer to communicate with this Preloader via a USB connection. It effectively creates a virtual serial port, enabling the PC to send commands and data to the device while it's in this special state. This is essential for using tools like SP Flash Tool , MTK Client , or other low-level utilities to write firmware directly to the device's memory, a process commonly known as "flashing" or "burning". Windows 10 and 11 require digitally signed drivers
Your PC will reboot into the blue screen. Select Troubleshoot . Click on Advanced options and then choose Startup Settings . Click the Restart button at the bottom right.
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. On modern Windows versions, you must first disable driver signature enforcement to allow unsigned MTK drivers to function. Phase 1: Disable Driver Signature Enforcement This is the quickest way to get started
In all these scenarios, the device must be detected by the PC as a "MediaTek PreLoader USB VCOM Port" to proceed. If the driver is missing or improperly installed, your software tool will fail to connect, showing an error or remaining stuck on "Searching...".
If you are experiencing a specific error message, could you tell me: are you using?
in Device Manager (e.g., Code 10, Code 52)? I can help troubleshoot the exact cause of the issue. Share public link
Guide you through the via Device Manager.
Many modern MTK driver packages include a one‑click executable (e.g., InstallDriver.exe or MediaTek_Preloader_USB_VCOM_Drivers_Setup_Signed.exe ). This is the safest and easiest approach, especially on Windows 11.