There are a few ways to block adult sites in Google Chrome . The easiest ways I want to recommend to you is:Way 1. Enable Google's SafeSearch.Check the “Turn on SafeSearch” box, then click “Lock SafeSearch”.Authenticate your Google account and confirm “Lock SafeSearch.”and go and check adult site open or blocked.youtube blocked adult content simply follow steps.step 1- go to general setting.step2- enable restricted mode for block all adults content in mobile.