To block videos from certain channels from appearing in your recommended feed , click the three-dotted menu icon next to the title of a video on. When you block a video or channel, you will no longer see that video in the You must be signed in to the YouTube Kids app to block videos or channels. in certain countries on YouTube Kids; Customize your child's experience: Block. That being said, there are ways to get around YouTube's natural limitations. If videos from a certain channel are coming up as suggestions.