Steam Error Code 86: How to Fix It

Easy 10-30 minutes Medium Severity Verified June 2026
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Error Code
86
Brand
Steam
Product Type
game_launcher
Severity
Medium
DIY Difficulty
Easy
Estimated Fix Time
10-30 minutes
Steam Error Code 86 means the Steam Friends network is currently unavailable, preventing you from viewing your friends list, sending messages, or joining friends' games. This error is typically caused by a temporary Steam server outage, a corrupted local cache, or a network or firewall issue blocking Steam's friend-related services. In most cases you can resolve it yourself in just a few minutes by following the steps below.
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Tools You'll Need

How to Fix Error Code 86

  1. Check Steam Server Status

  2. Restart Steam Completely

  3. Restart Your Router and Modem

  4. Clear the Steam Download Cache

  5. Flush DNS and Reset Network Stack

  6. Allow Steam Through Your Firewall

    Only disable your firewall or antivirus temporarily for testing purposes. Re-enable it immediately after testing or after adding Steam as a trusted exception.

  7. Delete the Steam Friends Cache Files

    Do not delete any files outside the specific paths listed above. Deleting incorrect files may affect your game saves or Steam configuration.

  8. Repair the Steam Client Installation

    Back up your Steam game save files to the cloud or an external drive before reinstalling the Steam client, particularly for games that do not use Steam Cloud saves.

  9. Try a Different Network or Use a VPN

    Be aware of your network's acceptable use policy before using a VPN on a school or corporate network.
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When to Call a Professional

Steam Error Code 86 is a software and network issue, so there is no hardware technician to call. If you have exhausted all steps above and the error persists only on your home network, contact your Internet Service Provider (ISP) to check whether they are blocking Steam's service ports. You can also contact Steam Support directly at help.steampowered.com and submit a ticket — provide your Steam ID, your region, and a description of all troubleshooting steps you have already tried. Valve support agents can investigate whether your account has a specific network flag or server-side issue.

Frequently Asked Questions

What does Steam Error Code 86 mean?
Steam Error Code 86 means the Steam Friends network is unavailable. This prevents the Steam client from loading your friends list, sending or receiving messages, or using any feature that relies on the Steam social network. It can be caused by a Steam server outage, a corrupted local cache, a firewall blocking Steam, or a network configuration issue.
Is Steam Error 86 a problem on my end or Steam's servers?
It can be either. The first thing you should do is check the Steam server status at store.steampowered.com/stats or SteamStat.us. If the Friends/chat servers are shown as having issues, the problem is on Valve's end and you simply need to wait. If the servers appear healthy but you still see Error 86, the issue is local to your device or network.
Can I still play games when Steam shows Error Code 86?
Yes, in most cases you can still launch and play your installed games even when Error 86 is showing. The error only affects the Steam Friends network (friends list, chat, joining friends' sessions). Single-player games and most online multiplayer games that use Steam's matchmaking may still function normally, though features that require the friends overlay may not work.
How do I fix Steam Error 86 on Windows 11?
The steps are the same as for Windows 10. Start by checking Steam server status, then fully restart Steam and your router. If the error persists, open Command Prompt as Administrator and run 'ipconfig /flushdns' followed by 'netsh winsock reset', then restart your PC. Also ensure Steam is allowed through Windows Defender Firewall under Settings > Privacy & Security > Windows Security > Firewall & network protection > Allow an app through firewall.
Why does Steam Error 86 keep coming back?
If Error 86 returns repeatedly, the most common causes are an intermittent Steam server issue in your region, a firewall or antivirus that keeps blocking Steam after each restart, a router that regularly drops connections to Steam's ports, or a corrupted Steam client that needs to be fully reinstalled. Try adding Steam as a permanent exception in your firewall, updating your router firmware, or performing a clean reinstall of the Steam client.

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