Reporting another player that is using an offensive or inappropriate BattleTag
Steps to report players for harassment in Call of Duty: Modern Warfare
Steps to report players for harassment in Call of Duty: Black Ops 4
How to block communication from another player in the Battle.net Desktop App.
How to report harassment taking place within Battle.net chat.
How to report inappropriate language or names in Diablo Immortal.
Information on how to report forum posts
Reporting an Exploit or Hack
What to do if you think another person or group of people has targeted a DDoS attack on you
Reporting your own behavior won't prevent action.