Troubleshooting steps for latency problems in StarCraft II

What to do if you experience high latency or frequent disconnects.

Information on various types of networks available to the public.

What to do if you internet service provider (ISP) is encountering connection issues.

Troubleshooting steps for connection problems

Troubleshooting steps to help you connect to StarCraft II

We can't connect you to the Blizzard patch service. Please check your internet connection and try again.

How to unlink your Twitch account from your Battle.net account

Troubleshooting steps for disconnection problems with the Battle.net mobile app

If someone changed the email address on your account, or if you can't remember what it was, we can send you a text to recover your account.