Change Users & Groups User preferences on Mac
Use the User pane of Users & Groups System Preferences to change settings for your account on this Mac. If you’re an administrator of your Mac, you can also change settings for others who use your Mac.
To change these preferences, choose Apple menu > System Preferences, then click Users & Groups. Select a user on the left, then, if you selected yourself, click Password at the top of the window. If other users are logged in to this Mac now, you can’t select them.
Important: If you’ve forgotten or need assistance with a login password, the following topics may help:
Click the picture to edit it, then select a new picture.
Instead of clicking the picture, you can drag an image file from the Finder onto the picture.
Click the button to change the login password and password hint. To use the Password Assistant, click the key next to the Password field. See Tips for creating secure passwords.
Click Open to view and edit your Contacts card. Only available for the user who is currently logged in.
Allow user to reset password using Apple ID
Lets the user change their password for this Mac at login by entering their Apple ID and password. To use this option, the user must have set up iCloud on this Mac. However, this option isn’t available if FileVault is turned on and set to allow the user to reset their password at startup using their Apple ID.
Allow user to administer this computer
Makes the user an administrator for this Mac.
Add and Remove
To add a new user or group, click the Add button , then enter the information for the new user or group. To delete a user or group, select it in the list, then click the Remove button . See Delete a user or group.
Locks or unlocks Users & Groups preferences. Click the lock icon to unlock it, then enter an administrator name and password.
To change or update a user account name, see the Apple Support article Change the name of your macOS user account and home folder.
To give a user permission to access your shared files or screen, you may need to change settings in the File Sharing, Screen Sharing, or Remote Management pane of Sharing preferences. See Set up file sharing and Share the screen of another Mac.