Change comment settings on a video
- Sign in to YouTube Studio.
- From the left menu, select Content.
- Click a video's thumbnail.
- Select the More options tab.
- Under “Comments and ratings," choose your comment settings.
- Select Save.
Why can't I turn on comments on YouTube?
The most common reason you can't comment on a YouTube video is the video creator has turned off the comments feature for one or more of their videos. If the video has any controversial content, the video creator may block comments to prevent any unwanted messages or spam.
How do I enable comments on YouTube 2021?
Back on the YouTube Studio page, click Content from the left pane. From the right section, check the Video box at the top of the list to select all the videos the channel has. Click Edit from the column header, and click Comments from the menu that comes up.