finding BSP adjacent wall surfaces

Hello im making some walls and for some reason i cant find the tool bsp/select/select all adjact surface. ive been watching the unreal youtube tutorial on applying materials to geometry and when he highlights 4 walls this automatically pops up this option for him but not me pleaseeeeee help :slight_smile:

Hello,
You have to click on the wall, then in the “Details” window > Geometry > Select > Select All Adjacent Surfaces.
You can also just use “Shift+J”.