To get TNT in HD, you need an HDTV set and access to TNT in HD through your cable or satellite provider. Not all providers are currently carrying TNT in HD. You will need to check with your cable or satellite provider to see if it is available to you right now. TNT in HD will be on a separate channel than your current channel for TNT. Your cable or satellite provider should provide you with access to a channel lineup of all HD channels when you receive your new cable box or channel receiver. Call your local cable or satellite provider for more information.