Twitch has replaced its general "Mature" toggle with specific "Content Classification Labels".

Go to your Profile > Menu (three lines) > Settings and Privacy > Suggested Content > Sensitive Content .

If prompted, Google may require a valid ID or credit card to verify that you are over 18.

To access mature content on YouTube, you must be signed in to an account that is verified as being over 18 years old.

You can set these labels in the Creator Dashboard > Stream Manager > Edit Stream Info > Content Classification . Troubleshooting

Instagram uses "Sensitive Content Control" to manage the types of posts you see in areas like Explore and Reels.