I think this means you have to add Apple Login but that they can't say so explicitly anymore due to anti-trust laws.
See
https://stackoverflow.com/questions/78126978/app-store-upload-rejection-about-guideline-4-8-third-party-logins
ddikman
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Using https://github.com/goldfire/howler.js solved it for me. I tried both on iPhone and iPad in Safari and Chrome