| Error Code | Cause | Solution | |------------|-------|----------| | | Unsigned driver blocked | Re-disable signature enforcement (Step 2). | | Code 10 | Driver incompatible or corrupted | Use a different driver version (try v1.0.8). | | Code 38 | Corrupt driver registry | Uninstall the device, check “Delete driver software,” rescan. | | Device disappears instantly | Phone exits Preloader | Use a short USB cable, ensure battery is charged, try different USB port (USB 2.0 preferred). | | “Driver is intended for x86” | You downloaded 32-bit driver | Find a 64-bit specific INF or use usb2ser_Win64.sys . |
: Ensure you have the driver package (often named "MTK USB All" or "VCOM Driver") and extract the zip file. Open Device Manager : Right-click the Start button and select Device Manager Add Legacy Hardware Click on your computer's name at the top of the list. menu and select Add legacy hardware mediatek preloader usb vcom port driver windows 11 64 bit
If Windows 11 does not recognize your MediaTek device as MediaTek Preloader USB VCOM Port in Device Manager, tools like , MTK Client , or Miracle Box will never detect your device. | Error Code | Cause | Solution |