It is very easy to use, and does not use computing resources as you will see below in the application requirements.
Just give m3u, m3u8 playlists to watch your interested channels.
An easy solution is to use the free M3U playlists released through it https://github.com/iptv-org/iptv
As for the application, you can download it from Windows store
Operating system: Windows 10 version 14316.0 or later
Keyboard: Built-in keyboard
Biceps: Built-in mouse
DirectX: 11 version
Memory: 1 GB
Video memory: 1 GB