crwdns2934241:0crwdne2934241:0 Dan

crwdns2934249:0crwdne2934249:0:

Give this a read [https://www.familyhandyman.com/project/how-to-wire-a-threeway-switch/|How to wire a three way switch]

It can be a bit confusing and depending on colors of the wires your house wiring uses the two messager wires can confuse

crwdns2915684:0crwdne2915684:0:

open