Cannot install or patch Call of Duty: Warzone

Cannot install or patch Call of Duty: Modern Warfare

Standalone patches are downloaded outside of the game launcher or the Desktop app.

Cannot install or Patch Call of Duty: Black Ops 4

Troubleshooting steps for when a game installation or update is stuck on "Initializing"

How to install Call of Duty: Vanguard and troubleshooting steps for technical issues

Something went wrong while trying to download a file. Please try again.

What to do if you can't get the Battle.net App installer downloaded correctly.

Failed to download files from Battle.net -- "We're having some trouble transferring data. Please wait while we keep trying."

Failed to download files from Blizzard servers.