Create a local user or administrator account in Windows

 Create a local user account

1. Select Start / Settings / Accounts / Family & other users

2. Select Add someone else to this PC

3. Select I don't have this person's sign-in information, and then select Add a user without a Microsoft account

4. Enter username, password, or password hint3. 

Modify account type to Administrator

1. Select Start / Settings / Accounts / Family & other users

2. Select the account name that you want to change, Select Change account type

3. Select Administrator, and then select OK

4. Sign in with the new administrator account