When you log in to Web Config as an administrator, you can operate items that are set in the Lock Setting.
Enter the printer's IP address into a browser to run Web Config.
Click Log in.
Enter the administrator password in Current password.
Click OK.
The locked items and Log out are displayed when being authenticated.
Click Log out to log off.
When you select ON for the Device Management tab > Control Panel > Operation Timeout, you log off automatically after a specific length of time if there is no activity on the control panel.