how to fix christmas lights half out

Well, if the bulbs are half out, it means that some of the lights are still working, but the others are not. You can try replacing the bulbs that are out with new ones, or you can try to see if the wires or connections are loose. If the bulbs or the wires are loose, you can try to tighten them. If that doesn't work, you might need to replace the whole strand of lights. Hope that helps!