RTP describes long-run returns: 96% RTP means a 4% house edge, not a promise...

https://stephensultimatenews.lucialpiazzale.com/what-s-the-biggest-misconception-people-have-about-rtp

RTP describes long-run returns: 96% RTP means a 4% house edge, not a promise for your session. Volatility affects how wins and losses arrive. Over a short session, results can vary sharply, and your balance may fall quickly.