Rainbow Six Siege Error Code 8-0x00003700

Rainbow Six Siege: Error Code 8-0x00003700 Fix for PC, PS5, PS4, Xbox

Some frustrated players are encountering Rainbow Six Siege Error Code 8-0x00003700. This error can pop up on PC, PS5, PS4, Xbox Series X|S, and Xbox One. Thankfully, there are some workarounds to help solve this issue. Here’s how to fix Siege’s 8-0x00003700 error.

How to fix Rainbow Six Siege Error Code 8-0x00003700

To fix Rainbow Six Sige Error Code 8-0x00003700, players should:

  • Take a look at the current status of the official game servers.
    • If there are any issues, try to be patient as the servers may need time to come back online as developers try to fix the issue.
    • Visit the official Rainbow Six Siege server status page here.
  • Restart the console/PC to ensure no background process is the cause for this error code.
  • Verify that the internet connection is operating properly.
    • Try restarting the internet-providing devices such as routers.
  • Check the game launcher for any available pending updates and install them accordingly.

Advanced Fixes for Rainbow Six Siege Error Code 8-0x00003700

If players still face the same error code 8-0x00003700 in Rainbow Six Seige after going through all the steps, advanced fixes may be necessary. Here are some more complicated solutions that could help fix the issue:

  • Verify file integrity on PC / Restoring licenses on Consoles.
    • If the game is purchased via Steam, select library > Select Rainbow Six Seige and right-click on the title > Select properties and then, Local Files > Select Verify integrity of game files.
    • On PS5, select Settings> select Users and Accounts > select Other > select Restore Licenses.
  • Network Driver Update on PC.
    • On PC, search for Device Manager > Select Network Adapter > Right click and select Update driver > Select “Search automatically for drivers.”
  • Flush DNS and on PC
    • Type CMD on the start menu and select run as administrator.
    • Type these exact sentences and press enter after typing each
      • ipconfig /flushdns
      • ipconfig /registerdns
      • ipconfig /release
      • ipconfig /renew
      • netsh winsock reset
    • Restart the PC and start the game.

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