Connect your MKS Laser Engraver (e.g., Makerbase DLC32) to your computer via USB. Open the MKS Laser Tool. Select the correct from the dropdown menu. Click Connect . Using the MKS Laser Tool for Key Tasks Connecting to WiFi (WiFi Configuration Tool) Open the WiFi Configuration Tool within the app. Fill in your network's WiFi Name (SSID) and WiFi Password . Click Connect WiFi . Flashing Firmware (MKS ESP32 Download Tool) Open the ESP32 Download Tool section. Click to select your firmware .bin file.