If you need to make a Master Material that you can edit the Texture Scaling, Offsets, and Normal Intensities of, then you’ve come to the right place. In this 11min tutorial, I walk you through the entire setup and explain how & why it works.
https://dev.epicgames.com/community/learning/tutorials/nOdO/unreal-engine-5-advanced-master-material-setup-quick-easy-texture-scaling-offset-and-more