- Go to the Microsoft account sign-up page and select No account? Create one! 
- Fill out the form with your information and create a password. Use the Use your email instead, Use a phone number instead, and Get a new email address links to change how you sign up. 
- Select Next. 
https://support.microsoft.com/en-us/help/4026324/microsoft-account-sign-up-for-a-microsoft-account
