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If you have lost access to your account, our automated recovery process can help.DIY: Change Your Email Address Self-Service
Change your Battle.net account email address on this page.DIY: Modify Contact & Shipping Addresses Self-Service
Use this page if you wish to change/modify your Contact & Shipping address for your Battle.net account.
How to reset the World of Warcraft User InterfaceOptimizing Your Internet Connection
Follow these steps to troubleshoot problems with your low-speed or wireless internet connection.Configuring Router and Firewall Ports
Instructions for configuring your network to allow Blizzard services to work properly.