Download VLC Application
Download your M3U File
(Sent to your email)
Now locate the downloaded m3u file, right click and click on open with VLC or drag file to vlc and click on play button. In few seconds it will process/read the playlist and start playing first channel.
Now first channel is playing on VLC, if you want to change the channel, Press CTRL+L; Or Go to View > Playlist and it will open the list of TV channels available in the m3u link.