Corrupted Winsock catalog

What is WINSOCK-CORRUPT-2?

WINSOCK-CORRUPT shows up as a high-severity network adapter fault. The Internet connection works on the router, but Windows cannot establish any TCP/IP connections. Common triggers are faulty uninstall of VPN software (Cisco AnyConnect, Avast SecureLine), malware damaging the network stack and aborted network driver update. The steps below are ordered to resolve this efficiently.

Common Causes

• Faulty uninstall of VPN software (Cisco AnyConnect, Avast SecureLine)
• Malware damaging the network stack
• Aborted network driver update

Step-by-Step Fix Guide

• 1
  Reset Winsock using the command: netsh winsock reset

  As a first move, Reset Winsock using the command: netsh winsock reset handles the most common scenario behind WINSOCK-CORRUPT.

• 2
  Reset the TCP/IP stack: netsh int ip reset

  A recurrence usually points to a rarer network instability cause, which is what the following steps are meant to catch.

• 3
  Restart your computer

  For lingering WINSOCK-CORRUPT-2 cases, "Restart your computer" is worth running through.

Commands & Diagnostics

Frequently Asked Questions