How to Update the Firmware on Nano Series

Keeping your laser engraver firmware updated can help ensure your machine works properly and stays compatible with the latest features and improvements.

For the LONGER Nano series, firmware updates can be completed in several ways, including online update tools, MKS burning tools, LaserBurn desktop software, and the LaserBurn mobile app. This guide explains each update method step by step.

Method 1: Update Firmware Using ESP Tool

You can update the firmware through the Esp tool. Follow these steps:

• Open the website in your browser.
• Set the Baud Rate to 921600.
• Click “Connect”.
• Select the COM port connected to your machine.

• Click “Erase Flash” to clear the existing firmware.
• Enter 0x0 in the Flash Address field.
• Click “Choose File” and select the firmware file.
• Click “Program” to start flashing.

• Wait until the update process is complete.
• Restart the machine.

After rebooting, the new firmware will be installed.

Method 2: Update Firmware Using MKS Burning Tool

The MKS burning tool provides another way to update Nano series firmware. Steps:

• Open the MKS Laser Tool.
• Select MKS ESP32 Download Tool.
• Select the firmware file you want to flash.
• Choose the COM port connected to the machine.
• Set the following parameters, BAUD: 250000, ESP32: ESP32 S1, FLASH SIZE: 16MB.
• Click “Erase” to remove the previous firmware.
• Click “Start” to begin the firmware update.

• Wait until the process finishes.
• Restart the machine.

Method 3: Update Firmware Using LaserBurn Desktop Software

You can also update the firmware through the LaserBurn desktop software. Steps:

• Open LaserBurn software.
• Click “Open Burn” in the upper-left corner to enter the burning tool.
• Set the Baud Rate to 912600.
• Click “Connect”.

• Change the Flash Address to 0x0.
• Click “Reupload” and select the firmware file.
• Click “Start Burn” to begin the update.
• Wait until the firmware update is complete.
• Restart the machine.

Method 4: Update Firmware Using LaserBurn Mobile App

The LaserBurn mobile app provides a convenient way to update firmware directly from your mobile device. Follow these steps:

1. Connect your laser engraver to the LaserBurn app.
2. Open “My Page”.
3. Select “About”.
4. Choose “Firmware Update”.
5. Select “Nano Pro”.
6. Wait until the progress bar reaches 100%.

After the update finishes, the firmware will be updated.

Conclusion

Updating the firmware on your LONGER Nano series laser engraver is a simple way to keep your machine running properly. Whether you use the online flashing tool, MKS burning tool, LaserBurn desktop software, or mobile app, follow the correct steps carefully during the update process.

Before updating, make sure the firmware file matches your machine model and avoid disconnecting the device during flashing. A successful firmware update helps maintain stable machine operation and a better engraving experience.