Color coded surface direction/orientation?

Someone posted a screenshot showing surface direction as a color coded display mode, instead of the purple arrows.

How do I activate this?

The standard purple arrows often become so cluttered with many objects selected that it becomes unusable.

Hello - use the Display panel to set colored back faces on surfaces - is that what you mean?



and this to always shows naked edges:


There’s also this:

Thank you!

That worked great! Super convenient features that gets rid of a whole slew of diagnostics you otherwise often forget to check.