@TeamYouTube why can't I edit my channel art? it keeps coming up with this error #YouTubeIsBrokenpic.twitter.com/urCvNK2I2v
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If you haven't yet, try clearing your browser's cache and cookies. Also, make sure you are doing this on a regular window and not in Incognito mode. You can try using another browser to see if the issue still happens. Keep us posted!
Tried doing it in edge and it worked fine, issue seems to be in chrome, it isn't in incognito mode and the cookies have been cleared
Thanks for getting back to us. We'd recommend sending a feedback report directly from YouTube, here's how: https://yt.be/help/feedback . Make sure to send from the account experiencing the issue.
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