How to add online, local and child accounts to Win10

The Win10 system references online users —— Microsoft Microsoft account, using Microsoft account login system, can synchronize personal settings and usage habits to the cloud (OneDrive), use the same Microsoft account on other devices (PC, tablet, mobile phone) After logging in, you can get a consistent experience. If our computer is used by more than one person, then it is better to use your own account. How do you add users to Win10, including Microsoft Microsoft accounts, local accounts, and child accounts?
Win10 Add Microsoft Account Tutorial
Enter “Computer Settings", select “Users & Accounts", continue to select “Other Users"Open “Manage Other Users” Figure:

Click “Manage other users” under “Add User”, go to “How to log in to this user” interface. Figure:

Enter the email address of the new account, you need to be Microsoft Outlook mailbox or hotmail mailbox, if not, click “Register new email address”, go to the Create Microsoft account interface. Figure:

Fill in the name, set the email address and password, and then click “Next”, go to “Add Security Info” interface. Figure: