----- The following addresses had permanent fatal errors ----- (reason: 550 ... User unknown)...
Go to cPanel: click "Mail" - "MX entry", choose "Remote Mail Exchanger". Click "Add New Record"...
First make sure that you are current with your invoices. If that’s not the problem, make sure...
You can do that at cPanel - "Email" - "Email Authentication".
Go to cPanel - "Mail" - "Email accounts". Complete all of the fields and click “create account”...
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