A red security warning will pop up stating "Windows can't verify the publisher of this driver software." Click . Click Finish once the process completes. Step 4: Verify the Installation
Extract the contents of the downloaded archive to an easily accessible folder on your desktop. Step 3: Access Device Manager
The MediaTek Preloader USB port is volatile. It typically only stays active for 1 to 3 seconds while the device is booting up, waiting to see if the PC starts sending data (like a flash command). If it receives nothing, the Preloader shuts down and the device boots the rest of the way into Android or Recovery mode.
Warning: installing unsigned drivers can reduce system security. Proceed only if you trust the source. how to install mtk driver mediatek preloader usb vcom
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If Windows keeps auto‑installing the wrong driver, you can force a clean manual mapping: in Device Manager, right‑click the unrecognised device, choose Properties → Driver → Update Driver → Browse my computer → Let me pick from a list of available drivers on my computer → Have Disk , and then select the .inf file directly [12†L24-L33].
Your PC will now boot into Windows. This setting is only temporary. The next time you shut down or restart, driver enforcement will be re-enabled automatically. Therefore, if you need to reinstall the driver later, or if a system update breaks it, you will need to repeat this process. A red security warning will pop up stating
With the driver correctly installed, you unlock the full potential of your device, allowing you to perform firmware updates, modifications, and repairs that would otherwise be impossible. This driver is the gateway to the deepest layers of MediaTek's system software, and a critical tool in any advanced Android user's or technician's arsenal.
Since many of these drivers are not digitally signed, Windows 10 and 11 will often block them by default. This guide covers the essential preparation and step-by-step manual installation.
Without this driver, your computer will not recognize your phone in download mode, making it impossible to use tools like SP Flash Tool, Miracle Box, or CM2. This guide provides a to install the MTK driver on Windows 10 and Windows 11, including troubleshooting the infamous "driver signature error." Step 3: Access Device Manager The MediaTek Preloader
Since these drivers often don't have an automatic installer, you must add them as "Legacy Hardware".
To understand this driver, it helps to first know what "Preloader" means. In MediaTek-powered smartphones and tablets, the is a special program that runs before the main operating system. It's stored in the device's read-only memory and is the very first code that executes when the device powers on, responsible for initializing hardware and loading the bootloader kernel.
Extract the downloaded .zip or .rar archive using software like WinRAR or 7-Zip.
Within 3–5 seconds, you should see a new entry under "Other devices" or "Ports (COM & LPT)" with a yellow exclamation mark. Names may include: