How to Update the Firmware on Ray5 mini/miniS

1) Update by ESPTool Web

Enter https://espressif.github.io/esptool-js/ in the browser. This webpage can connect to the serial port to flash the firmware online. Select the baud rate 115200 and connect to the CH340 serial port, then click “Erase Flash” first, then enter the Flash address 0x0 and select the firmware, then click “Program” to start burning. 

2) Update by LaserBurn APP

After the engraving machine is connected to the LaserBurn App,

Click Me→About→Firmware Update→RAY5 mini to upgrade the firmware.