Fix Windows Defender DNS Error Permission Denied
You run a scan or update in Windows Defender and see an error like "DNS error permission denied" ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listWindows Update Dependency Conflict Setup Guide
You see an error like "Some update files are missing or have problems" or a specific error code s...
Fix Windows Activation Backup Restore Failure After Update
After a Windows update, you might see an error when trying to restore an activation backup. The b...
Fix Windows Update Connection Refused When Using VPN
If you see a "connection refused" error when running Windows Update while connected to a VPN, it'...
Fix Microsoft Store High Memory Usage on Windows 10
If you notice the Microsoft Store process consuming hundreds of MBs of RAM even when idle, you're...
Fix 'Windows Update Configuration Failed Reverting Changes'
You see the message 'Windows Update configuration failed. Reverting changes.' after a restart. Th...
Topic paths
Quick titles
How to Fix npm install ENOENT package.json ErrorHow to Unstick Windows Security Scan at 99%Fix Command Prompt Version Mismatch: Step-by-StepWindows Terminal Permission Denied FixHow to Resolve Teams Camera Issues After UpdateMicrosoft Teams Screen Sharing Permission DeniedHow to Rebuild Windows Search IndexHow to Resolve Windows Activation Error 0x8007232b