Watch this video tutorial and/or see the Q&As below.
https://www.schooltube.com/media/How+to+Edit+the+Channel+Header+Image+%28hts19%29/0_b3dwm1li/122888831
Q: What is the channel header image?
A: This is the image that you want your viewers to see when they go to your channel. You can make them individualized to different classes, topics, etc.
Q: What is the default channel header image?
A: The default is either going to be black with white font, or it might be the thumbnail of the most recent media you have posted on your account.
Q: How do I change the color of the font in my channel header?
A: As of now, you cannot change the font color of the Channel Header font, but we are working on developing that feature.
Q: How do I create a channel carousel?
A: Click on your thumbnail > Select Theme > Click on Enable channel carousel > Select what you want to play for the carousel > Hit Submit.
Q: How do I edit the channel header image?
A: Click the gray box with three lines next to your thumbnail. Then hit Upload Thumbnail > Choose a file to upload > Select the image you would like > Hit Save.