The Blizzard Launcher cannot download new patch data from our servers. This is usually caused by an unstable internet connection or a third-party program that is blocking access. Follow the steps below to resolve the issue.
- If you're using wireless internet, try switching to an optimized wired connection.
- Programs running in the background can conflict with the Battle.net Update Agent. Close any running background applications.
- Security software may interfere with the Battle.net Update Agent and prevent it from running properly. Disable or temporarily uninstall any security programs.
- Certain malicious software can interfere with the Battle.net Update Agent. Run a virus scan.
Tried everything here?
Article ID: 494