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Error 0x80072EFE: Windows Network Connection Failure
windows-errors

0x80072EFE

Error 0x80072EFE: Windows Network Connection Failure

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Updated March 15, 2026

Quick Fix

Run the Windows Network Troubleshooter, reset TCP/IP stack, clear DNS cache, sync system time, and reinstall root certificates. This usually clears the 0x80072EFE error within minutes.

What it Means

The 0x80072EFE error tells Windows that it cannot establish a secure connection to the internet because the SSL/TLS handshake failed. It often appears when the system’s date/time is wrong, certificates are missing or corrupted, or network settings block the connection.

Possible Causes

  • 1
    Incorrect system clock or time zone
  • 2
    Corrupted or missing root certificates
  • 3
    Faulty DNS configuration
  • 4
    Blocked ports or firewall rules
  • 5
    Proxy or VPN interference
  • 6
    Outdated Windows Update components
  • 7
    Network adapter driver issues

How to Fix

    Step-by-Step Solutions

    1. Sync System Time

      Open Settings > Time & Language > Date & Time and enable 'Set time automatically'. A correct clock prevents SSL errors.

    2. Reset TCP/IP Stack

      Open an elevated Command Prompt and run 'netsh int ip reset'. This rewrites network configuration files.

      netsh int ip reset
    3. Reset Winsock Catalog

      In the same elevated prompt, run 'netsh winsock reset' to clear socket settings that may be corrupted.

      netsh winsock reset
    4. Flush DNS Cache

      Clear stale DNS records with 'ipconfig /flushdns' to force fresh lookups.

      ipconfig /flushdns
    5. Reinstall Root Certificates

      Download the latest root certificate bundle and add it to the trusted store using certutil.

      certutil -generateSSTFromWU root.sst && certutil -addstore -f root root.sst
    6. Disable Proxy/VPN

      Go to Settings > Network & Internet > Proxy and turn off automatic proxy setup. Disable VPN apps temporarily.

    Commands You Can Try

    netsh int ip reset
    netsh winsock reset
    ipconfig /flushdns
    certutil -generateSSTFromWU root.sst
    certutil -addstore -f root root.sst

    Technical Details

    Error TypeRuntime
    SeverityMedium
    Platformwindows-errors
    App VersionAll

    Still stuck?

    Pro tips

    • Use PowerShell to run all reset commands in one line: 'netsh int ip reset; netsh winsock reset; ipconfig /flushdns'
    • Check the Windows Event Viewer for TLS-related errors under 'Application' logs
    • If you’re on a corporate network, confirm that the firewall isn’t blocking port 443
    • Use a different DNS provider like Google (8.8.8.8) or Cloudflare (1.1.1.1) to rule out DNS issues

    Contact Microsoft Support or your network administrator if the error persists after performing all reset steps, especially if you’re on a managed corporate network or suspect a deeper system corruption.

    If these solutions didn't help, try searching our database for similar issues.

    Contact Support