LG Smart TVs run webOS. LAKSMED is available for webOS.
1. Install LAKSMED
See the LG webOS install guide.
2. Connect your provider
Open LAKSMED, go to Settings → IPTV stream, and enter the details your provider gave you: M3U, Xtream Codes or Stalker/Ministra.
3. Watch
Use the arrow buttons and OK to browse. Back always goes back. In full screen, up and down change channel.
About playback on LG TVs
On webOS, LAKSMED plays through the television's own media engine. Most streams play without any setup. Switching audio tracks or showing subtitles depends on what your TV model supports for that stream.