Hello newstr! I recommend stacker.news for newbies.

I just wrote an article for new users like you, take a read. I hope it helps.

nostr:naddr1qqyxvwfnxsmkxcfhqgsrexzf8qaaa2yrkz73dlkwrmfk6dlr0nw78njrk9l2f6ge9mq39zgrqsqqqa28kj8h7h