Information on what can prevent you from using a glyph

Troubleshooting steps to resolve this error when installing the Diablo II expansion Lord of Destruction

Troubleshooting for getting an Error 6:3 in StarCraft: Remastered.

What to do if you cannot verify your email address when you create a Battle.net account or you change your email

What to do if you are receiving emails for another player with a Gmail similar to yours.

How to swap email addresses between two accounts

Information regarding steps you can take if your email address is already in use on an account.

How to update the email for Parental Controls.

How to reset your Diablo II (2000) password or change the email address registered to the account.

What to do if unable to change the Battle.net account password because the account email wasn't verified