Usually, but it depends on the state. Remember, America isn’t a country, it’s 50 countries in a trenchcoat.

It’s often a mishmash of services too. I was told in-person at the DMV that I couldn’t renew my registration since I’m not the registered owner of my car. So I just went to a DMV kiosk at the local grocery store and did it there without a hassle.

Yes, with a very long list of exceptions which means that many people end up needing to go in person for common situations.