This article expalins Device Port Locking in Eloview 4.
This option effectively disables the ports on the device by powering off the USB controller chip, so that the ports become unusable. This setting is reversible.
Steps for using this feature can be seen in our knowledge article: How to Configure Peripheral Ports in EloView
Please report any broken links by emailing elo.support@zebra.com and include a link to the knowledge article