Fix Windows Update DNS Resolution Problems
When Windows Update fails with errors like 0x80072EFD or 0x8024402C, DNS resolution problems are ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Login Loop with CMD Repair Tool
You log in, see the desktop for a second, and get kicked back to the lock screen. This Windows lo...
Fix Windows Defender Authentication Error from Corrupted System Files
You open Windows Defender and see an authentication failed error. This often happens after a fail...
Fix PostgreSQL Password Authentication Failed on Localhost
You try to connect to PostgreSQL on localhost with a password, but get FATAL: password auth...
Fix OneDrive Sync Error 0x8007017c on Mac
You're syncing files in OneDrive on your Mac when a notification pops up: "We can't sync this fil...
Fix Windows Defender Connection Refused Error 0x80070005
When you open Windows Defender (Microsoft Defender Antivirus) and see a connection refused error ...
Topic paths
Quick titles
OneDrive Cloud File Provider Not Running FixResolve Git Clone Fatal Repository Not FoundChrome Extension Access Denied: How to FixHow to Resolve OneDrive Error 0x8004de40Microsoft Store Settings Troubleshooting: Step-by-StepHow to Repair Windows Defender When It Won't Scan and Uses High CPUWindows Task Scheduler Service Not Starting: FixesMicrosoft Store Not Downloading Apps – Error Codes and Fixes