Why can't I start Windows10 with my short code?

[Windows Central Question]

Why Icannot start Windows10 with my short code

At identification stage I cannot use my short simple code . I have to enter my full Hotmail code

 

[Harrie-S]

Re: Why Icannot start Windows10 with my short code

Windows 10 is a preview and has still a lot of "bugs" and this is one of them.
Please use the feedback option in the insider app to report this back to Microsoft.