help...

i'm very sorry😭 to post this topic here, but i really need everyone's opinion.
i am a really big fan of prc 😊and want to watch all your video mixes but since they are on youtube, i need to download the latest version. 😭
i just wanted to now if there are any payments if you download it 😕or important requirements. i don't want to make a any mistakes in this. pleezzz help me.
thank you