You can use this service to reset your Battle.net password, which will remove most account locks.

Migrate your Destiny 2 content on Bungie's site, but make sure you've claimed any Battle.net keys first!

Use this page if you wish to change/modify your Contact & Shipping address for your Battle.net Account.

How to resolve this error when adding Balance to your account

Buying Blizzard Balance as a gift

Troubleshooting steps to help you connect to the Battle.net desktop app.

Information on error BLZHROPAY10200139

Information on error BLZSC2PAY10200236

What to do if you can't open the Battle.net desktop app, and there are no error messages when you try.

Information on error BLZHROPAY10200236