Fix Windows Security 404 Not Found on Startup
When Windows Security shows a 404 error on startup, it typically means the app can't find its req...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Search Indexing Stuck or Frozen
When Windows Search indexing gets stuck or frozen, you may notice that file searches return no re...
Fix BitLocker Service Not Starting Error 0x80070005
When you try to start the BitLocker Drive Encryption Service and see error 0x80070005 (Access Den...
Fix 502 Bad Gateway Error in Windows Command Prompt
If you're seeing a 502 Bad Gateway error while running commands in Windows Comma...
Fix PowerShell 404 Not Found When Downloading File
You run an Invoke-WebRequest or Start-BitsTransfer command in PowerShel...
Fix Windows Security and Defender Conflicts: Step-by-Step
You install a third-party antivirus, but Windows Security still pops up with alerts, or you see e...
Issue queue
SitemapBitLocker Error 0x8031004b After Settings Reset: Fix
Microsoft Teams Version Mismatch Configuration Guide
VS Code Terminal Permission Denied: PowerShell Fixes
Resolve Chrome Proxy Error Post-Update
How to Fix Chrome 504 Gateway Timeout Error
Resolve Command Prompt Token Expired in AWS CLI
Resolve Common Chrome Extension Errors
BitLocker Setup SSL Certificate Troubleshooting
Troubleshoot Microsoft Store Broken by Offline Installer
How to Fix OneDrive Permission Denied Error
Troubleshooting BitLocker Pre-Boot Authentication Failure
Valid File but 7-Zip Says Cannot Open as Archive
Microsoft Teams Version Mismatch Configuration Guide
VS Code Terminal Permission Denied: PowerShell Fixes
Resolve Chrome Proxy Error Post-Update
How to Fix Chrome 504 Gateway Timeout Error
Resolve Command Prompt Token Expired in AWS CLI
Resolve Common Chrome Extension Errors
BitLocker Setup SSL Certificate Troubleshooting
Troubleshoot Microsoft Store Broken by Offline Installer
How to Fix OneDrive Permission Denied Error
Troubleshooting BitLocker Pre-Boot Authentication Failure
Valid File but 7-Zip Says Cannot Open as Archive