Open the windows control panel, and then click network and internet.
Click network and sharing center.
In the left pane, click change advanced sharing settings.
Under the profile you wish to change, scroll to the media streaming section and click choose media streaming options.
Enter a name for your media library. Click choose default settings.
Choose what star and parental ratings for music, pictures, recorded tv, and video that you want to allow to be streamed to other computers on your network. Click OK.
If desired, click the allow all or block all button above the list of devices to override the default settings for all devices on your network.
If you click customize, the customize media streaming settings dialog box appears. If desired, deselect the use default settings check box and customize the media streaming options for the selected device. Click OK.