If you encounter a bug in one of our games, please report it to us.

What to do if you can't reset your password on the Blizzard website

How to submit a Heroes of the Storm bug report

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

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

Information on error BLZ51901023

Monitor displays "Out of range" error when launching a game.

Troubleshooting steps for the BLZBNTAGT000009D1 error.

Information about why you might get the message "An error has occurred." when you try to add a payment method

Troubleshooting steps for crash problems