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

https://varimail.com/articles/does-session-timing-matter-in-online-casinos/

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.