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Go to Users (in the account where you want to add the user)
Click on 'New User
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Enter the name, username and email address of the new user:
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Select one of the following permission levels:Account editor
Viewer: can
see everything in the account,
Manager: can but not change anything.
Editor: Can do everything in the account (Agency option) Master Account User: can do anything in the accounts, except view and change the accounts' settings (Agency option) Master Account of the account.
Manager: can do everything in the accountsaccount.
Click on 'Create User'