Business Account Lock is a free security feature available for AT&T Business wireless accounts.
Business Account Lock provides an added layer of security to your wireless account. When you turn it on, it disables certain actions for your account’s wireless devices and lines. These actions include device upgrades, SIM or eSIM changes, and number transfers.
Non-wireless services (like AT&T Internet) aren’t affected by Business Account Lock.
Turning on Business Account Lock will disable device upgrades, SIM or eSIM changes, and number transfers across your account. Here’s how:
Good to know: You can permit certain actions for all lines, or all actions for specific lines. Learn more