RTP describes the game’s long-run average return: 96% RTP means a 4% house...
https://super-wiki.win/index.php/What%E2%80%99s_a_Good_One-Sentence_Definition_of_RTP%3F
RTP describes the game’s long-run average return: 96% RTP means a 4% house edge. Volatility affects how uneven wins and losses may be. In a short session, results can differ sharply from the average, so don’t treat RTP as a promise.