Patrolling AI

Does anyone know how to create an enemy AI that automatically moves from waypoint to waypoint?

Hello,
With those 3 you would have a good idea :
https://forums.unrealengine.com/showthread.php?25415-Basic-Enemy-AI-(BluePrints-Only)-(Project-Link) by mhousse1247 with enums and
[UPDATED 5/16] A.I. Templates - Bot, Car, & +Flying AI - Community Content, Tools and Tutorials - Unreal Engine Forums / Create an AI Bot that Shoots, Chase, and Patrols [Tutorial] - Community Content, Tools and Tutorials - Unreal Engine Forums by SilentX (Peter Newton) those ones use behavior tree.