This usually means a driver issue or a bad USB cable. Try a different USB port on your PC (preferably a USB 2.0 port).
To root the device manually, inject the binary files for SuperSU or Magisk into the split ramdisk folders.
The Rockchip RK3228A is the brains of the MXQ Pro 4K. Technically speaking, this chip was designed for high-performance OTT (Over-The-Top) boxes. Key specifications include: mxq pro 4k rk3228a firmware repack
Standard firmware on budget Android boxes like the MXQ Pro often suffers from several issues:
Try a different USB port (preferably a USB 2.0 port on the back of the PC). Reinstall the USB drivers. This usually means a driver issue or a bad USB cable
A standard Rockchip update.img contains the following components inside an Image folder:
Now that the image is built, you must flash it. The Rockchip RK3228A is the brains of the MXQ Pro 4K
Replacing the stock, sluggish launcher with a smoother alternative (like ATV Launcher).
Insert a toothpick into the on the back of the box. You will feel a slight tactile click when pressing the hidden button inside. Hold this button down. Plug one end of your Male-to-Male USB cable into your PC.
This is the most critical modification for many users. Identify your Wi-Fi chip (check the board physically or from original firmware logs), then inject the correct kernel modules and configuration files. The MXQ Pro 4K commonly uses: