RTP is a game’s long-run payback rate: 96% RTP means a 4% house edge on...

https://www.stealth-bookmark.win/rtp-is-a-game-s-long-run-average-return-96-rtp-4-house-edge-not-a-promise

RTP is a game’s long-run payback rate: 96% RTP means a 4% house edge on average. Volatility describes how often and how much wins vary. In a short session, results can swing sharply either way; the long-run average won’t predict your outcome.