Why doesn't Nikon support a 3x3 grid and only has a 4x4 one in most of its cameras (e.g. Z Series)? Why not respects others' right to a grid preference? Is there
Framing Grid (Live View) - D3400
Nikon D3500 Review - Camera Jabber
Nikon D3100 Review - Viewfinder
How to View Critical Picture Settings on Your Nikon D5500 - dummies