Windows⏱️ 2 min read

How to Fix Error 0x80090305 in Windows – Complete Guide

Resolve Windows error code 0x80090305: Security Package Not Available with these step-by-step fixes and troubleshooting tips.


Error 0x80090305, 'Security Package Not Available', typically occurs when Windows is unable to access or load a required security package. This can be due to corrupted system files, missing dependencies, or registry issues.

⚠️ Common Causes

  • Corrupted system files or missing dependencies
  • Registry issues or incorrect settings

🛠️ Step-by-Step Fixes

Method 1: Quick Fix

  1. Step 1: Run the built-in Network Troubleshooter by searching for 'Network Troubleshooter' in the Start menu, then following the prompts to diagnose and fix any network issues.
  2. Step 2: If the issue persists, try reinstalling the affected security package. You can do this by going to the Control Panel > Programs and Features > View installed updates, finding the relevant update, and uninstalling it. Then, restart your computer and attempt to install the update again.

💡 Conclusion

By following these steps, you should be able to resolve error code 0x80090305 and get your Windows system up and running smoothly again.

Did this fix your problem?

If not, try searching for specific error codes.

🔍 Search Error Database