Signed-out or public YouTube/web viewing outside an account restriction
How common it is: eSafety explicitly states that under-16s in Australia may still see publicly available social-media content that does not require login and specifically notes most YouTube videos.
Detection
Web traffic or browser Screen Time shows YouTube while the supervised/restricted account itself shows no corresponding account activity.
Fix (technical)
For a supervised YouTube experience, Google states that the selected content setting applies in the YouTube app and website when the supervised account is signed in. If the household requirement is st…
Fix (relational)
Distinguish “no account” from “no viewing.” These are different rules and should not be represented to the child as equivalent.
Residual risk
Public material accessible without sign-in can remain outside account-based supervision unless the device/network layer separately blocks it.
Sources
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youtube-supervised
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esafety-social-media-age-2026