The Options tab at the top of the program will let you turn off and on file sharing. It also has important options, including the ability to control whether the media server starts when your computer starts, etc.
If you want to immediately turn off file sharing, the button Turn OFF File Sharing can be pressed.
You may want to turn on Access Control to prevent certain devices from accessing your media content. This is especially important if there are multiple LinkTheaters or other DLNA playback devices on your network.
If you’d like to prevent some devices from accessing your date while permitting others, press the Turn ON Access Control button. Press the Add button to being the access control wizard.
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