Most new packs of Christmas lights come with a replacement fuse—which should give you a clue as to how common fuse problems are with these things. A blown fuse also causes the entire string to ...

For those of us not quite as skilled in the electrical trade, here are some common problems with string lights and how to solve them.

An aircraft engineer and nurse-turned-tinkerer say you should try fixing your broken holiday string lights, before tossing them into the landfill.