The underutilized post pre increment operator.
You can still enter audit mode and change some registry settings to switch to a local account. Last time I did an 11 install on a device with Wi-Fi it also let me create a local account after trying to continue with a blank password a few times.
It’s not well explained for sure but judging by the names of the cookies I bet those store the consent (opt in/out) values for the other tracking options. Another way of putting it would be those are functional cookies related to the cookie consent form itself so that you don’t have to re-select consent options every time you visit the site.