Hardware Flashing Mode For an introduction to boot modes, please refer to the chapter 《 Firmware Upgrade Introduction》 Introduction Hardware flashing mode is the last line of defense against bricking your device. Please read carefully and operate with caution! The operation steps are as follows: Connect the PC to the Type-C USB 3.0 port on the board using a Type-C cable. Be careful not to connect it to the USB serial port. Press the boot button and then power on the device. The device will then enter hardware programming mode. Click "Scan Device" in the programming tool to identify the device.