Reply To: Audio stimuli don't play on phones Posted byAlexY May 1, 2021 PennController for IBEX › Forums › Support › Audio stimuli don't play on phones › Reply To: Audio stimuli don't play on phones May 1, 2021 at 11:20 pm #6915 AlexYParticipant Hi Jeremy, I put the audio files to amazon s3 bucket and I included the rules mentioned here. I was just testing it here but the audio file wouldn’t play again. Is it because of the security settings on the s3 bucket?