Samsung Galaxy Tab A7 10.4 User Manual page 107

Settings
Switching users
Tap the user account icon at the top of the locked screen and select an account to switch to.
Locked screen
Managing users
When using the administrator account, you can delete accounts or change account settings.
On the Settings screen, tap Accounts and backup → Users.
To delete a user account, tap next to the account and tap Delete user.
To change an account's settings, tap next to an account.
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