Fix Windows Defender Proxy Error 0x80070422
If you see error 0x80070422 when opening Windows Defender or running a scan, it usually means the...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender 404 Error in Command Prompt
When you try to run Windows Defender commands from Command Prompt and get a '404 Not Found' error...
Microsoft Store Backup Restore Tool: Troubleshooting Guide
If you're using the Microsoft Store Backup Restore Tool and encountering errors, missing data, or...
Fix VSCode Debugger 'launch.json Not Found' Error
You open the Run and Debug view in VSCode, click the green play button, and get an error: "launch...
Fix Windows Defender Token Expired After Update
After a Windows update, you might see an error that Windows Defender's security token has expired...
Fix Windows Terminal High CPU Usage: Setup Guide
Windows Terminal can sometimes spike CPU usage, slowing down your system. This guide walks throug...
Topic paths
Quick titles
Chrome Sync Error 0x80040201 TroubleshootingCreate Self-Signed SSL Certificate on Windows 11Error 0x80070643 When Installing Windows Security OfflineNginx 504 Gateway Timeout in Windows Terminal FixWindows Terminal Backup and Restore Guide for BeginnersWindows Terminal High CPU Usage Troubleshooting ChecklistWindows Token Not Updating: Step-by-Step FixWindows Activation Stuck? How to Make It Faster