When I signed into my Xbox Series X for the first time, it asked if I wanted to import my settings from the Xbox One X that was now lying on the floor, demoted from being part of my home theater setup. I said yes and, completely seamlessly, was delivered to my familiar old home screen, with the exact same menu layout. I was just picking up from where I'd left off, as if I hadn't changed systems at all. It was incredibly convenient, and strangely underwhelming.
This is a companion discussion topic for the original entry at https://www.vice.com/en_us/article/pkdd7k/xbox-series-x-series-s-review