Fix Windows Defender Proxy Error 0x80070422
If you see error 0x80070422 when opening Windows Defender or running a scan, it usually means the...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Microsoft Store Dependency Conflict on Windows 11
You try to install or update an app from the Microsoft Store on Windows 11, but it fails with an ...
Fix Windows Defender Blocked by Group Policy Permission Denied
You try to open Windows Defender Security Center or run a scan, but get an error: "Windows Defend...
How to Fix Outlook Not Starting Automatically on Windows 11
If Outlook doesn't open automatically when you log into Windows 11, it's usually a settings issue...
Chrome Profile Service Unavailable Error: Causes and Fixes
When you see the 'Profile service unavailable' error in Chrome, it usually means the browser can'...
Fix Windows Activation Blank Screen After Hardware Change
If you've recently swapped your motherboard, CPU, or other major hardware, you may hit a blank sc...
Issue queue
SitemapChrome 502 Bad Gateway Mac: Profile Troubleshooting
Fix Windows Security Invalid Configuration Permission Denied
How to Fix BitLocker Permission Denied
Fix Windows Activation slui.exe Not Opening
Fix Microsoft Teams Service Unavailable on Mac
Outlook Cannot Connect to IMAP Server Troubleshooting
Complete Checklist for Installing Ubuntu from Microsoft Store
How to Completely Uninstall PowerShell from Mac
New SSD BitLocker Error Troubleshooting
Windows Update Service Configuration Checklist
How to Unlock BitLocker Drive When Authentication Fails
Resolve Windows Proxy Error During Activation
Fix Windows Security Invalid Configuration Permission Denied
How to Fix BitLocker Permission Denied
Fix Windows Activation slui.exe Not Opening
Fix Microsoft Teams Service Unavailable on Mac
Outlook Cannot Connect to IMAP Server Troubleshooting
Complete Checklist for Installing Ubuntu from Microsoft Store
How to Completely Uninstall PowerShell from Mac
New SSD BitLocker Error Troubleshooting
Windows Update Service Configuration Checklist
How to Unlock BitLocker Drive When Authentication Fails
Resolve Windows Proxy Error During Activation