Temporarily set it to allow all connections while the Blizzard Application is installing.

For MacOS, please check that the firewall is not set to block all connections.

If the problem continues, please try the following steps: ( Americas | Europe ) These distribution links are 32-bit versions and will not work with Catalina.įor MacOS users, please ensure to use the unarchiver and not another archive tool for the ZIP file.

For MacOS prior to Catalina, try these distribution links.

For Windows, try these distribution links.This is because it will use the different region’s patch servers which can help with connection issues to the home region patch servers. If you are trying to download the US version, try the EU version instead and vice versa. If you are experiencing installation issues with the app, crashes, or other errors/connection issues, please create a new thread or contact support.

Note: This issue is an issue with the download file within the browser. In the mean time, we would like to provide troubleshooting and workarounds for this issue and return you back to the game. This is a common error to occur when there is a problem with connecting to our patch servers. We are aware of the issue and our team is looking into this issue. We are seeing a large influx of reports of the Failed - Network Error recently.

Diablo 2 installer blizzard