COM Ports Remain in Device Manager After Modem Is Removed

After you remove an internal modem that is assigned to a communications port not on your computer, the port still appears in the Device Manager.

To manually remove this port from the Device Manager, do the following:

1. Click the Start button, point to Settings, and then click Control Panel.
2. Double-click the System icon.
3. Click the Device Manager tab, then double-click Ports.
4. Click the communications port (COMx) you want to remove.

After installing an internal modem and assigning it to a COM port that does not physically exist on your computer, the port appears in the Device Manager. After removing this adapter, the port is not deleted from the Device Manager.