Fix Windows Defender Real-Time Protection Not Running
You open Windows Security and see a yellow warning: "Real-time protection is off." Or you...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix ERR_NAME_NOT_RESOLVED DNS Configuration Error
When you see ERR_NAME_NOT_RESOLVED in your browser, it means the DNS lookup for ...
Fix Windows Search Index Exclude Folder Not Working
If you've added a folder to the exclusion list in Windows Search indexing options but files f...
Fixing Cloudflare Wildcard Subdomain Proxy Errors
If you've set up a wildcard DNS record (e.g., *.example.com) in Cloudflare and a...
How to Generate a Cloudflare Origin Certificate
If you're using Cloudflare as a reverse proxy, you may want to encrypt traffic between your s...
Windows Security App Not Opening: Practical Fixes
If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...
Issue queue
SitemapHow to Fix Node.js Engine Check Failed Error
Windows Update 0x800f081f: How to Repair Missing System Files
Fix Nginx Configuration Test Failure After SSL Setup
Node.js Memory Limit Increase Not Working: Fixes
Fix Windows Explorer Restarting and Triggering Automatic Repair
Diagnosing Cloudflare 522 Errors Using Server Logs
Resolve Python Dependency Conflicts
Node.js Memory Leak Troubleshooting Guide
DISM Restore Health Fails: Windows Update Service Not Running Fix
Cloudflare Wildcard DNS Not Working
How to Use Chrome's Built-in Memory Cleanup Tool
Fix Edge Sync Permission Denied Error
Windows Update 0x800f081f: How to Repair Missing System Files
Fix Nginx Configuration Test Failure After SSL Setup
Node.js Memory Limit Increase Not Working: Fixes
Fix Windows Explorer Restarting and Triggering Automatic Repair
Diagnosing Cloudflare 522 Errors Using Server Logs
Resolve Python Dependency Conflicts
Node.js Memory Leak Troubleshooting Guide
DISM Restore Health Fails: Windows Update Service Not Running Fix
Cloudflare Wildcard DNS Not Working
How to Use Chrome's Built-in Memory Cleanup Tool
Fix Edge Sync Permission Denied Error