View the security, infrastructure, and application workload features of Windows Server 2016 as compared to previous versions. 1  Download a Windows Server feature comparison summary. 2  Download the complete feature comparison guide.
ATT Email Support > ATT Email Customer Service 1-800-259-1237. AT&T is an American multinational telecommunications provider, AT&T is the second largest provider of mobile telephone and the largest provider of fixed telephone in the United States, and also provides broadband services.
Hang up and call the phone number on your account statement, in the phone book, or on the companyâs or government agencyâs website to find out if the entity that supposedly contacted you actually needs the requested information from you. Contact AT&T at 1.800.337.5373, option 1 to report such activity.f a chargeback request has been completed and there are additional disputes of charges pertaining to an AT&T wireless account, contact the Global Fraud Management Organization at 877.844.5584. If the charges pertain to an AT&T wireline or U-verse accounts, contact AT&T Customer Care at 800.288.2020.