Since Windows 8, you can log in to your PC using your Windows Live credentials. However, since this is not a local account anymore, “.username” won’t work anymore.

If this format is needed, (e.g. RDP login), use:

So if you registered with “”, this would be

PS: Yes. you can use your normal E-mail address instead of @hotmail or @outlook, at least that worked 10 year ago

PPS: I’m feeling old now…