To edit your name or bio, click the Menu icon and select “Manage Channel.” The Channel name and bio must be no more than 255 characters long Concise Informative In the next window, choose the type of your channel. If you want your channel to be public, you need to develop a link for it. In the screenshot below, it’s ”/catmarketing.” If your selected link is unavailable, you’ll need to suggest another option.
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