There's a problem with the connection to the Blizzard servers.

Information on the Crawth encounter in Algeth'ar Academy

This is about the refund of the classic game (Diablo II, Diablo II: Lord of Destruction) that Blizzard released in the past.

This is a way to check Overwatch products and receive refunds.

Information on the BLZBNTBTS00000011 error

Information on the BLZBNTBNA0000000C error

The Battle.net Deskop App can't be launched due to an operating system error.

Information on viewing your transaction history for Diablo Immortal.

Information about the Transaction History page on your Blizzard Account Management page

You can check the refund policy for Battlecoin through this page.