iOS 17 default notification tone

We appreciate your interest in participating in the forums! These forums are for questions about developing software and accessories for Apple platforms. Your question seems related to a consumer feature and is better suited for the Apple Support Communities

Pick a longer notification tone?

Or, record the short one you've got the issue with, put it into QuickTime Player, paste a copy of it onto the end a few times, save, add to your phone, pick as your new tone.