Use the steps below to troubleshoot installation issues for Blizzard games.

Types of issues Blizzard Customer Support can help you with on Activision games

Restart the Battle.net desktop app to clear temporary issues that may cause this error.

How to resolve issues with slow patch downloads.

Troubleshooting steps for issues installing the PTR client

A permissions issue is preventing Battle.net desktop app from renaming a file during an update.

Troubleshooting your security programs can resolve issues preventing you from installing or using Blizzard software.

Follow these steps to resolve lockups or crashing issues.

What to do if you are seeing an error after starting the game

Information regarding your computer shutting down or restarting while playing games