You need to send an Authorization header with an OAuth token that has the appropriate scope to make the changes. The docs say what you’ll need https://dev.twitch.tv/docs/v5/reference/channels/#update-channel
You need to send an Authorization header with an OAuth token that has the appropriate scope to make the changes. The docs say what you’ll need https://dev.twitch.tv/docs/v5/reference/channels/#update-channel