You can turn off monetization for any videos you’ve already uploaded. This is also how you opt out of the YouTube Partner Program.
- Sign in to your YouTube account.
- In the top right, click your account icon > Creator Studio.
- On the left, select Video Manager.
- Select the video(s) where you want to turn ads off. You can select all your videos by clicking the checkbox at the top of the screen next to “Actions.”
- Click Actions > More actions > Monetization.
- Select Off.
- Click Submit.