firmware_update_fail
Moderate
Elegoo · Resin (SLA/MSLA) 3D Printers
Firmware Flash Process Failed or Was Interrupted
Quick Answer
Error code FIRMWARE_UPDATE_FAIL on your Elegoo Resin (SLA/MSLA) 3D Printers means: Firmware Flash Process Failed or Was Interrupted. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Download the firmware file again from the official Elegoo website and verify the file matches your exact printer model
2
Format a USB drive as FAT32 and place the firmware file in the root directory
3
Ensure the printer is connected to a reliable power source during the update
4
Power off the printer completely, insert the USB drive, then power on to trigger the update
5
If the printer is in a boot loop after a failed update, try the recovery firmware from Elegoo support
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
USB flash drive (FAT32, under 16GB)
Recovery firmware from Elegoo support (if printer is bricked)
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