Genshin Impact Error Code 9909: How to Fix It

Easy 10-20 minutes Medium Severity Verified June 2026
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Error Code
9909
Brand
Genshin Impact
Product Type
game
Severity
Medium
DIY Difficulty
Easy
Estimated Fix Time
10-20 minutes
Genshin Impact error code 9909 indicates a network connection problem preventing the game from connecting to miHoYo's servers. This error is typically caused by firewall restrictions, VPN interference, or general internet connectivity issues.
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Tools You'll Need

How to Fix Error Code 9909

  1. Check Your Internet Connection

  2. Restart Your Network Equipment

  3. Disable VPN and Proxy Services

  4. Configure Windows Firewall

  5. Flush DNS Cache

  6. Switch to Google DNS

  7. Run Genshin Impact as Administrator

  8. Check Antivirus Settings

    Only disable antivirus protection temporarily for testing, and re-enable it immediately after
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When to Call a Professional

Contact your internet service provider if the error persists after trying all steps, as there may be network routing issues or port blocking at the ISP level. You can also contact miHoYo customer support if the problem appears to be server-side.

Frequently Asked Questions

What causes Genshin Impact error code 9909?
Error code 9909 is caused by network connectivity issues, including firewall blocking, VPN interference, DNS problems, or general internet connection instability preventing the game from reaching miHoYo's servers.
Can I play Genshin Impact with a VPN?
While technically possible, VPNs can cause connection issues including error 9909. It's recommended to play without a VPN for the most stable connection. If you must use a VPN, choose servers in your region with low latency.
Is error 9909 a server problem?
Error 9909 is typically a client-side network issue rather than a server problem. If miHoYo's servers were down, you'd usually see different error codes or maintenance messages.
Will reinstalling Genshin Impact fix error 9909?
Reinstalling is unlikely to fix error 9909 since it's a network connectivity issue, not a game file problem. Try the network troubleshooting steps first before considering a reinstall.
Does error 9909 affect mobile and PC versions differently?
Error 9909 can occur on both mobile and PC versions. Mobile users should check their WiFi connection and mobile data settings, while PC users should focus on firewall and DNS configuration.

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