Fix Epic Games Launcher LS-0013 Error Windows 11 2025

What is Epic Games Launcher LS-0013?

Epic Games Launcher error LS-0013 on Windows 11 indicates a failure to authenticate or communicate with Epic Games services. This error appears as "LS-0013: Unable to verify ownership" or similar messages, preventing the launcher from starting properly or logging into your Epic account on Windows 11 systems.

Why LS-0013 occurs on Windows 11

Windows 11 specific factors:

• Enhanced Windows Defender blocking launcher processes
• SmartScreen filtering Epic services communication
• Windows 11 security features interfering with DRM verification
• AppData folder permission issues in Windows 11
• TLS 1.3 protocol incompatibilities

Common causes

• Corrupted Epic Games Launcher installation cache
• Windows 11 firewall blocking launcher services
• Antivirus software quarantining Epic files
• Incorrect system date/time causing certificate errors
• VPN or proxy interfering with authentication
• Epic Games services experiencing outages
• Outdated Epic Games Launcher version

Step-by-step fixes

1. Run launcher as administrator - Right-click > Run as administrator
2. Clear Epic launcher cache - Delete C:\\Users\\[User]\\AppData\\Local\\EpicGamesLauncher\\Saved folder
3. Allow launcher through firewall - Windows Security > Firewall > Allow app > Epic Games Launcher
4. Verify system time - Settings > Time & language > Sync now
5. Disable VPN/proxy - Use direct connection without intermediaries
6. Flush DNS and reset network - ipconfig /flushdns && netsh winsock reset
7. Reinstall Epic Games Launcher - Uninstall, download fresh from epicgames.com
8. Check Epic server status - Visit status.epicgames.com for service disruptions

Windows 11 specific fixes

For issues unique to Windows 11:

• Disable Windows Defender Core Isolation temporarily - Windows Security > Device Security
• Add Epic to SmartScreen exclusions - Windows Security > App & browser control
• Run PowerShell as admin: Get-AppxPackage -AllUsers Microsoft.SecHealthUI | Reset-AppxPackage
• Check Windows 11 security settings aren't blocking Epic domains
• Disable VBS (Virtualization-Based Security) if conflicting
• Update Windows 11 to latest build (often fixes launcher issues)

Clearing Epic Games cache completely

Thorough cache clearing process:

1. Close Epic Games Launcher completely
2. Delete C:\\Users\\[User]\\AppData\\Local\\EpicGamesLauncher
3. Delete C:\\Users\\[User]\\AppData\\Local\\EpicGamesLauncher\\Saved
4. Delete C:\\Users\\[User]\\AppData\\Roaming\\Epic\\EpicGamesLauncher
5. Delete C:\\ProgramData\\Epic
6. Restart computer
7. Fresh launcher installation

Network troubleshooting

Fix connection issues causing LS-0013:

• Change DNS to Google (8.8.8.8) or Cloudflare (1.1.1.1)
• Disable IPv6 if causing routing conflicts
• Reset Windows network stack completely
• Check if ISP blocks Epic Games domains
• Try mobile hotspot to isolate home network issues
• Open TCP ports 80, 443, 5222, 5795-5847

Antivirus interference

Common antivirus programs causing LS-0013:

Windows Defender: Add entire Epic Games folder to exclusions

Avast/AVG: Disable Web Shield temporarily for testing

Kaspersky: Add Epic processes to trusted applications

Norton: Disable SONAR protection for Epic launcher

McAfee: Add Epic to access protection rules

Last resort fixes

If nothing else works:

• Create new Windows 11 user account (admin)
• Test Epic launcher in safe mode with networking
• Perform Windows 11 reset keeping files
• Check if Windows is activated (unlicensed Windows may block services)
• Contact Epic Support with msinfo32 system report

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