The prova.app-monster.com subdomain specifically indicates a test or demo playlist, often shared on Telegram, Discord, or IPTV forums as a “free trial” before asking for payment.
Are you trying to set up a specific player, or Download- prova.app-monster.com M3u Playlist Xt...
Open your favorite player (like VLC Media Player or Neutro IPTV Player ). The prova
WELCOME TO THE MONSTER.