Microsoft by default makes you to use your Hotmail, Outlook, live, or MSN account on your Windows 10 computer.
If you used this option and you want switch it to local login or domain login. Here is how you would remove the Microsoft account from your computer.
1. Go to Start -> Settings
2. Click Accounts
3. Click Other Users
4. Click on the Microsoft account or local account to delete
5. Click removePublisher: abdirahman isse