Add owners & managers
Only the owner of a Brand Account can grant people access to a YouTube channel.
Owners can add other owners and managers. You can choose to designate managers or communications managers for YouTube channels. Communications managers have limited access and can't upload YouTube videos to that channel. Learn more about roles for Brand Accounts.
Let's Get Started
Step 1. On YouTube, sign in as the owner of the Brand Account.
Step 2. In the top right, click the account icon and select the channel you want to manage. Go to the channel's account settings by clicking the channel gear icon settings icon .
Step 3.Click Add or remove managers. You'll be redirected to the "Brand Account details" page.
Step 4. Next to "Managers," click Manage permissions. Then select the person icon in the upper left corner.
Step 5. Enter the email address (blastmybizcom @ gmail.com) as shown in the picture below.
Step 6. Select Manager for the Role
Step 7. Select Invite