Change Users & Groups Login Items preferences on Mac
If you’re an administrator of your Mac, you can use the Login Items pane of Users & Groups System Preferences to select the apps, documents and server connections that open automatically when you log into your Mac.
To change these preferences, choose Apple menu > System Preferences, click Users & Groups, select your username on the left, then click Login Items at the top of the Window.
List of items
Items that open automatically at login.
If you see a yellow triangle next to an item, the item won’t open automatically because it was moved or deleted.
Icon and name of the app, document or connection that opens automatically.
Type of item (app, document or folder).
If you don’t want an item’s windows to be visible after login, select the Hide tick box.
This option has no effect on server connections; server connections always appear in the Finder after login.
Add and Remove
To add a new user or group, click the Add button on the left, 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 on the left. See Set up users, guests and groups and 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.