Technical Support
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Voice Chat issues with Bluetooth Headsets
Howdy! Is your Bluetooth head sound quality in-game poor, distorted, or not working? This post is for you. There’s going to be a lot of information here, but here’s the short version. Bluetooth is designed for telephon… |
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2 | 2559 | July 29, 2022 |
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Forum Guidelines - Please Read
Welcome to the StarCraft II discussion forums! This forum is here to provide you with a friendly environment where you can discuss all aspects of StarCraft II with your fellow players. Community forums work best when par… |
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2 | 5774 | May 29, 2019 |
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Known Technical Support Issues - [Updated June 14, 2023]
Hey there everybody! We’ll be using this forum thread to track known technical support issues, like conflicts which cause performance errors, crashes, and connection problems. Check out the list below, and give these st… |
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5 | 14039 | June 14, 2023 |
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Welcome to the StarCraft II Technical Support Forums
The Technical Support forum is intended to provide a space for StarCraft II players to discuss and troubleshoot technical issues together. Please visit our Knowledge Center for possible resolutions and workarounds for c… |
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2 | 3647 | May 14, 2019 |
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Common Connection and Latency Issues
Greetings all, We’ve been working to improve some of the available troubleshooting resources for our games. Since connectivity problems are a common problem in gaming, we wanted to provide some information on what cause… |
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5 | 8480 | May 13, 2019 |
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Patching and Installation Troubleshooting
Patching and installation issues are some of the more common issues that we come across in the Tech Support Forums. This thread will highlight some troubleshooting steps that have been proven to resolve most of the patch… |
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2 | 4018 | May 13, 2019 |
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StarCraft II fails to launch after account switch – no Docum
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3 | 23 | January 17, 2026 |
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20th anniversary console skin
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1 | 19 | January 14, 2026 |
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Multiple Blizzard Maps missing from Custom
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44 | 1249 | January 14, 2026 |
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StarCraft II fails during “Preparing Data”
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2 | 24 | January 11, 2026 |
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Crash error. Help
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0 | 14 | January 10, 2026 |
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Missing Original Blizzard Maps
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18 | 466 | January 10, 2026 |
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The game stuck in offline mode, online play buttons disabled
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5 | 29 | December 30, 2025 |
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Frequently being dropped from Co-op games
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12 | 80 | December 29, 2025 |
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Game crashes we reportable error every 10-15 minutes
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0 | 14 | December 28, 2025 |
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Starcraft error 00000000-0000-0000-0000-000000000000
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0 | 44 | December 26, 2025 |
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Cant record games any game
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3 | 22 | December 25, 2025 |
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Account Name and Content/Saved Data Missing
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5 | 41 | December 23, 2025 |
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Blizzrd took all my masters ranks away? (11/20/25)
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0 | 28 | December 23, 2025 |
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[Main Thread] Game not loading after clicking Play
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322 | 48025 | December 22, 2025 |
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SC2 Stuttering on high end PC
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0 | 40 | December 20, 2025 |
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Arcade: Undead Assault Chronicles group chat bugged
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3 | 51 | December 18, 2025 |
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2560x1440 does not appear as an option
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1 | 157 | December 18, 2025 |
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Clientsidecache read connection failed
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5 | 3027 | December 17, 2025 |
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Can't connect to blizzard services, even to play offline?
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6 | 132 | January 14, 2026 |
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Can not connect to US server
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3 | 44 | January 14, 2026 |
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Map loading crashes
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1 | 40 | January 10, 2026 |
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Battle.net install fail because of CURL error
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9 | 99 | January 15, 2026 |
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Unable to join Battle.net Games, Co-Op, Custom or vs games
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2 | 52 | January 8, 2026 |
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Error code for campaign only 47E15977-B6D9-46DB-9CC3-4F6E25D
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1 | 26 | January 3, 2026 |