Earlier quoted context omitted.
And God help them if they somehow have a work/school and personal Microsoft account and don't remember which one they used.
The company I now work for has decided to separate out admin accounts in Windows. Fair enough, except it's not like a Unix system where you can quickly context switch. Trying to administer Office 365 with two separate Office 365 accounts is an absolutely nightmare!
Do they know that doesn’t work?
If you do a run-as then you are as vulnerable to PTH as you would be if you just logged in with the admin account anyway... you need to go full PAW these days.