RTP is a long-run average, not a session promise: 96% RTP = 4% house edge, or...

https://tysonsinterestingperspectives.cloudhinter.com/posts/can-i-use-stop-loss-thinking-for-a-casino-session

RTP is a long-run average, not a session promise: 96% RTP = 4% house edge, or £96 returned per £100 wagered over time. Volatility shapes swings; a short session can land far above or below that. Past results don’t predict your next spin.