Log in as the administrator from Web Image Monitor.
Point to [Device Management], and then click [Configuration].
Click [Network Security] under "Security".
Set the protocols you want to use to Active/Inactive (or Open/Close).
Click [OK].
“Updating...” appears. Wait for about one or two minutes, and then click [OK].
If the previous screen does not reappear after you click [OK], wait for a while, and then click the web browser's refresh button.
Log out.