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5 Ways To Fix Helldivers 2 Steam Out of Sync Network Connection Lost

Here are the best solutions to fix steam out of sync network connection lost error.

1. Do the basic troubleshooting. Try these quick checks to resolve the error.

  • Restart the steam and your computer.
  • Check whether the game servers are down. You can check the Helldivers 2 official Twitter page for updates regarding the status.
  • Ensure your internet connection is stable.
  • Restart the game.

2. Verify the integrity of game files. If your game files are corrupted or missing, use the game launcher to verify and repair them. Here’s how:

  • Open Steam and go to your Library.
  • Right-click on Helldivers 2.
  • Select Properties, then navigate to Local Files.
  • Click on Verify Integrity of Game Files.
  • Wait for the process to finish.
  • Restart your computer when it’s done.

3. Add Helldivers 2 as an exception in Windows Firewall. You can whitelist the Helldivers 2 application in Windows Firewall to prevent server connectivity or game startup problems in most cases.

  • Open the Start menu and search for Control Panel.
  • In the Control Panel, go to Systems and Security, then open Windows Firewall.
  • Select Allow an app or feature through Windows Firewall.
  • Click on Change settings and then choose Allow another app.
  • Browse and select Helldivers 2.
  • Click Add and remember to save your changes.

Note: For third-party antivirus software, manually disable real-time protection to resolve program-blocking issues.

4. Temporarily disable antivirus protection. Temporarily disable Windows Security to prevent multiplayer connectivity issues in Helldivers 2. Aggressive antivirus blocking can interfere with the game. Follow these steps to disable antivirus protection.

  • To access Windows Settings, press the Win+I keys.
  • Navigate to Update & Security > Windows Security.
  • Click on Open Windows Security.
  • Proceed to Virus & Threat Protection > Manage settings.
  • Turn off the Real-time protection toggle.
  • If prompted, click Yes.

5. Contact Steam support. If you’ve tried all these steps and Steam still won’t work, contact Steam customer support with your Steam username, any error messages you’ve received, the model name of your PC, and which version of OS your PC is running.

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