I hade the same problem on a set of ge led lights.
Led light strand half out.
The non working led will obviously be in the string half that is not working.
If you find one open it and inspect the very small fuses inside the plug.
With the lights plugged in use the voltage detector to check the live voltage wire between each light starting at the end that plugs into the wall outlet.
Second half of strand was out.
Led lights are commonly found in long strings of lights used at christmas and other holidays for decoration.
Thanks to everyone for the help.
You may find that some leds stop working and this causes many people to dispose of the entire string.
Govee string lights plug in 33 feet led fairy lights 100 leds remote control fairy lights with 8 scence modes 4 timing options usb fairy lights for wedding christmas festival outdoor warm white 4 6 out of 5 stars 2 638.
I kept searching and further down the list was a fellow who described in detail how strings of led lights work technically.
Half the string is out we have the first version of led s that costco sold about 7 8 years ago.
People actually suggested cutting out the offending half string and patching in another one.
A light bulb has come out of its socket or is half out of its socket and it has brought down the circuit.
They do not have replaceable bulbs because they are all molded into the string.
I took out each light staring at the end and i found one with a wire broken off of the bulb.
How to fix half a string of christmas lights that are out.
See led christmas lights and how to fix them by terry ritter.
If it flickers and goes out again the problem is a loose bulb.
If one of your light strings isn t working at all or if only half of the lights are working unplug the string and look for a small access door on one side of the male plug.
Tighten the bulb gently and checked to see if the rest of the strand lit up.
Incandescent christmas tree lights aka mini lights are wired in series so if your lights go partially out you have one of three issues.
The first several search results made me gag.
I put a new bulb in and boom fixed.