Troubleshooting steps to resolve this error
Use the steps below to troubleshoot installation issues for Blizzard games.
We can't connect you to the Blizzard patch service. Please check your internet connection and try again.
Standalone patches are downloaded outside of the game launcher or the Battle.net desktop app.
What to do if you are unable to install or patch Diablo III
How to install Call of Duty: Vanguard and troubleshooting steps for technical issues
Troubleshooting steps for when a game installation or update is stuck on "Initializing"
This error occurs when your connection to our servers is blocked. This may be caused by a third-party program.