Getting the driver files from a safe and reliable source is the first critical step. While you can find many driver packages on forums like XDA Developers, the most secure and recommended method is to use the , as this source provides drivers that are directly validated by Microsoft. This reduces the risk of downloading malware or corrupted files.
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.
This is normal. The Preloader mode is temporary.
Before diving into the installation process, it's crucial to understand what this driver does.
Go to Settings > Update & Security > Recovery > Advanced Startup > Restart now. Select Troubleshoot > Advanced Options > Startup Settings > Restart. Press 7 or F7 to disable driver signature enforcement. how to install mtk driver mediatek preloader usb vcom
You should see the section expand, and for a few seconds, you will see "MediaTek PreLoader USB VCOM Port" appear. If you are fast enough to click on it, you will see it’s working without errors.
Open Device Manager again and expand the section. You should now see a COM port clearly labelled with MediaTek or Preloader .
Windows 10 and 11 block unsigned drivers by default. You must temporarily disable this to complete the installation. : Click Start > Power . Hold the Shift key and click Restart . Navigate Options : Select Troubleshoot > Advanced options . Choose Startup Settings and click Restart . Disable Enforcement :
Installing the MediaTek Preloader USB VCOM driver on Windows 10 or 11 is a precise, multi-step process that can seem daunting due to Microsoft's security features. However, by carefully following this guide—disabling Driver Signature Enforcement, manually adding the legacy hardware, and then connecting your device—you will be able to establish the essential communication link between your PC and your MediaTek-powered device. Getting the driver files from a safe and
If you see [OK] in SP Flash Tool or MediaTek PreLoader USB VCOM in Device Manager, the driver is properly installed.
Click , select Install the hardware that I manually select from a list (Advanced) , and click Next again.
In this paper, we have discussed the importance of installing the Mediatek Preloader USB VCOM driver for Mediatek-based devices. By following the step-by-step guide, you should be able to successfully install the driver on your Windows computer. If you encounter any issues, refer to the troubleshooting section or seek assistance from online communities or Mediatek support resources.
If the driver is missing or wrongly installed, the device may appear in Device Manager with a yellow exclamation mark as “MT65xx Preloader” , “Unknown Device” , or “USB Device Not Recognized” [8†L12-L14][9†L11-L13]. Without it, SP Flash Tool will throw typical errors such as “BROM ERROR: S_FT_DA_NO_RESPONSE (4001)” or “S_COM_PORT_OPEN_FAIL (1013)” [13†L34-L36]. Open and connect your switched-off device
Once installed correctly, you unlock the full potential of SP Flash Tool, allowing you to flash custom recoveries, unbrick soft-bricked devices, and restore stock firmware. Always ensure you download drivers from trusted sources and double-check your device’s compatibility.
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💡 If it disappears after 5 seconds – that’s normal. It only appears while the PreLoader is active.