Navigate to the and select your data logger by its serial number.
You can check your current version or perform manual tweaks through the logger's internal web interface: Deye LSW3 firmware for inverter connection? - Facebook lsw3 firmware free
Updating the firmware on your LSW3 logger can resolve common technical issues and unlock new capabilities: Navigate to the and select your data logger
: Updates often address the "middle light off" issue where the logger connects to WiFi but fails to communicate with the inverter. : Email customerservice@solarmanpv
: Email customerservice@solarmanpv.com with your logger's serial number. They can often push an update to your device remotely at no cost.
Click the button and select the latest available package (e.g., version 1.0404Z). The upgrade process typically takes five to seven minutes. 2. Requesting Official Support
: You can submit a "Request a firmware upgrade" ticket via the Sunsynk Support Portal .