Out-of-date drivers and operating systems can cause a variety of issues, and are one of the first things to check when a game is having problems.

Troubleshooting steps for disconnection issues when playing Diablo III.

Troubleshooting steps for latency problems in Diablo III

These keys require a full version of Diablo III and a game account in the appropriate region.

Troubleshooting steps for performance-related problems.

How to obtain error logs for Blizzard games

How to disable the Xbox DVR in Windows 10 Anniversary

How to reset in-game options

How to install a Blizzard game you already own on a different computer

If you encounter a bug in one of our games, please report it to us.