Troubleshooting issues with sending and receiving new Battle.net friend requests

Information about the Battle.net friend notification window popping up in the middle of the screen.

How to submit feedback or report an issue with the matchmaking system

What to do when you receive the error "Your preference setting for sharing game data and profile information for this Battle.net Account is still being processed".

What to do if you are redirected to localhost after linking a third-party account

Troubleshooting for issues loading the BattleTag or Real ID friend list

Information about promoting guild members to officer ranks with the authenticator requirement enabled

Information on why you might receive this error when sending a message to a Battle.net friend.

Information about an issue where StarCraft II Co-op commanders are capped at level 5 or have been reverting to level 5 after being unlocked and levelled

Instructions for troubleshooting your network to allow Blizzard services to work properly.