LG 42PM4700 Owner's Manual page 156

✎ DLNA feature cannot be used with some access points that do not support
multicasting. For more information, refer to access point manual or consult
with the manufacturer.
✎ Supported file types may differ depending on DLNA server environment, even
for the file types supported by TV.
✎ Too many sub-folders and files included in one folder may cause malfunction.
✎ Information about the file from DLNA server may not be displayed correctly.
✎ Nero MediaHome 4 Essentials is recommended when watching video subtitles
on DLNA server.
✎ To add a subtitle file later, turn off the shared folder and reset.
✎ DRM file located in MediaHome server are not played.