Swap your USB-C cable for a USB-A cable using an adapter, or try a different USB port.
While some versions exist for Windows, iPwnder is most stable on macOS (macOS 10.13 High Sierra or newer) due to its native handling of USB DFU protocols. ipwnder+v11+install
Before starting the installation, ensure you have the following: Swap your USB-C cable for a USB-A cable