@YouTube how do I delete my old channel that I can't access anymore? Tried to claim it with my google account but it says it's already claimed.
You'll need to have access to your account to be able to delete it. You can try recovering the username/email with these steps if you have the name on the account and one of the recovery options: https://yt.be/help/zBDT . Here are some additional tips: https://yt.be/help/aZyC