How do I turn off age restrictions on YouTube?

How to turn off Restricted Mode on YouTube on a computer

Go to youtube.com and click on your profile icon, located in the top-right corner of the screen.

Scroll to the bottom of that menu and click “Restricted Mode: On.”

Toggle the “Activate Restricted Mode” option off (it will go from blue to grey).

Why can’t I turn Restricted Mode off on YouTube?

Go to Settings > General. Turn off the toggle for Restricted mode. On iPhone and iPad too, tap on the profile picture icon at the top of the YouTube app. Go to Settings and turn off the toggle next to Restricted mode.