You will notice that there are a lot of groups that contain many channels. Some of these groups have content that you may not be interested in. You can easily hide and later unhide these groups if you wish to do so. From your guide long press the select button on your remote and scroll down to Group Options.

Select Manage Groups

Select TV

Now you can toggle off all the groups that you want to hide. Should you change your mind later you can come back here and un-hide any group you choose.

When you are done simply exit out.