Lock Device What You can use Lock device in FileWave Anywhere to remotely lock a managed iOS device. If the device already has a passcode, that same passcode is still required to unlock it. If no passcode exists, the device can be unlocked without one. When/Why Use this action when you need to lock a device immediately or confirm that the device can receive MDM commands. How In View - Devices, click the three-dot menu to the right of the device and select "Lock device".