Disconnected from Blizzard Services
Common Problems
I keep getting disconnected from Blizzard services.Before trying any of the following steps check the BlizzardCSEU_EN Twitter. If you're experiencing connection or login issues with World of Warcraft, check the Realm Status page. If the service is offline, try again later. If the servers are available, or if your game doesn't have a Service Status page, continue troubleshooting.
If you are unable to connect, or if you are experiencing high latency or frequent disconnects while playing the game, follow the steps below to resolve the issue.
Before trying any of the following steps, check the Service Status page (World of Warcraft) or the BlizzardCS Twitter. If the service is offline, try again later. If the servers are available, or if your game doesn't have a Service Status page, continue troubleshooting.
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Reset your user interface to make sure your files and addons are not corrupted.
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Reset your network devices to make sure your router hasn't become flooded with data.
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Release and renew your IP and flush your DNS to resolve any network conflicts.
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Update your drivers to resolve any compatibility issues.
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If you're using a wireless connection, optimize your internet connection to rule out a connection issue.
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Try closing background applications to resolve any software conflicts.
- Outdated operating systems may contribute to connection issues. Try updating Windows.
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Your Windows Hosts file may contain incorrect entries. Check and reset any incorrect Hosts file entries.
- Issues with your network card, the hardware that handles your computer's network connection, may cause connectivity issues. Try troubleshooting your network card.
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Disable any proxies that may interfere with the login module.
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Configure your security software's exception list to allow Blizzard applications to run.
- Old firmware on your modem and router along with old drivers on your network card can cause issues when your network needs to deal with complex game connections. The manufacturer's website for your hardware should have firmware and driver downloads available, as well as instructions on how to apply firmware updates.
Mac
Before trying any of the following steps, check the Service Status page (World of Warcraft). If the service is offline, try again later. If the servers are available, or if your game doesn't have a Service Status page, continue troubleshooting.
-
Reset your user interface to make sure your files and addons are not corrupted.
-
Reset your network devices to make sure your router hasn't become flooded with data.
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Run Software Update to check for pending updates to software, drivers, and firmware.
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If you're using a wireless connection, optimize your internet connection to rule out a connection issue.
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Try closing background applications to resolve any software conflicts.
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Release and renew your IP and flush your DNS to resolve any network conflicts.
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Repair Disk Permissions to resolve any permission conflicts with logon modules.
- Issues with your network card, the hardware that handles your computer's network connection, may cause connectivity issues. Try troubleshooting your network card.
-
Disable any proxies that may interfere with the login module.
-
Configure your security software's exception list to allow Blizzard applications to run.
- Old firmware on your modem and router along with old drivers on your network card can cause issues when your network needs to deal with complex game connections. The manufacturer's website for your hardware should have firmware and driver downloads available, as well as instructions on how to apply firmware updates.
Tried everything here?
If you have tried these steps and still require assistance, visit our Technical Support Forums (World of Warcraft) (StarCraft II) (Diablo III) (Hearthstone) (Heroes of the Storm) (Overwatch) or contact us.