LONGER LK4 Pro - F． FAQ Manual; Question1: How to Update the Firmware

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1. Connect the data cable to your
computer and printer and open
the cura15.04.3 version.
F
．
FAQ manual
Question1: How to update the firmware?
2. Click cura's machine setting, click
baudrate, set to 115200.
3. Click on Install custom firmware in
cura
4. Select the file FW_LK4_PRO_0_3_1
5. Wait for the machine to update the
firmware