How to Create a New Local User Account in Windows 10

Method 1 of 2:

Open the Settings app. Click the Start

button and select the settings gear

.
Go to the Accounts category.
Select Family & other people from the left pane.
Click + Add someone else to this PC. It's under the "Other people" category at the bottom, which means you might have to scroll down. Doing so will prompt a window to appear.
Wait a few seconds for the content to load.
Click "I don't have this person's sign-in information". It's the link at the bottom of the window that just appeared.
Click the "Add a user without a Microsoft account" link.
Fill out the details. Type a username and optionally, enter a password. If entering a password, you need to add a password hint.
Click the Next button.
Finished. The account will appear under the "Other people" header.

Method 2 of 2:

Open Control Panel, and navigate to User Accounts.
If you were in category view, you will need to click User Accounts one more time.
Click "Manage Another Account". You may be prompted by UAC.
Click "Add a user account" below the box with the existing accounts.
At the bottom of the pop-up, click "Sign in without a Microsoft account (not recommended)".
Click "Local Account" at the bottom of the popup.
Enter a Username, Password, and Password Hint. If you are creating a password, you will need to confirm your password in the Reenter password box. You can also create a password hint. The password hint will be displayed after one incorrect password attempt. If you don't want a password hint, leave that box blank. If you don't want a password at all, only fill in the username box and leave the rest blank. Click "Next" at the bottom of the popup when you are done.
Click "Finish" at the bottom of the popup.
Switch over to your new account. Enter your new password if you have one. You will need to wait a few moments for your account to be prepared for first use. After this is completed, your new account is ready to use!