Turn off LEDs on Slate

As of firmware v4.3.6, turning on/off LEDs (even scheduling) is accessible in GL-iNet UI System -> Overview.

Sign into LuCI.(192.168.8.1/cgi-bin/luci)
user: root
password: pwd of router

LuCI -> System -> Led Configuration

https://docs.gl-inet.com/en/3/tutorials/what_is_luci/

https://docs.gl-inet.com/en/3/tutorials/led_customization/