Fix SSL Certificate Errors in Windows Search
When Windows Search throws an SSL certificate error—often as 'The certificate is not valid' or 'A...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Activation Permission Denied After Update
After a Windows update, you might see a “permission denied” error when trying to activate Windows...
Fix Remote Desktop Blank Screen Due to Display Driver Issues
When you connect to a remote computer via Remote Desktop and see only a blank screen (black or gr...
Fix PowerShell Blank Screen After Windows 10 Update
After a Windows 10 update, you might open PowerShell and see nothing but a blank window—no prompt...
Fix Task Scheduler Stuck on Loading with Service Not Running
If Task Scheduler appears stuck on a loading screen and you see a message that the service is not...
Fix Windows Activation Error 0x8007007b on Ubuntu
If you see Windows activation error 0x8007007b while using Ubuntu (for example, in a dual-boot se...
Issue queue
SitemapTroubleshooting Chrome Extension Sync Errors
Windows Defender Cannot Connect Error 0x80070422 Guide
Solve Windows Search Invalid Config After Latest Update
GitLab Runner Stuck in Pending: Log Analysis Guide
Fix Slow Boot Caused by Windows Security
Resolve Windows Defender Authentication Failure from Group Policy
How to Use RDP on Windows 10 Home
Windows 10 Microsoft Store Setup and Troubleshooting
Best Tools for Chrome Profile Recovery
Why Chrome Shows 404 and How to Fix It
How to Restore Windows Defender Missing Interface
Fix ENOENT Package.json Error in npm Install
Windows Defender Cannot Connect Error 0x80070422 Guide
Solve Windows Search Invalid Config After Latest Update
GitLab Runner Stuck in Pending: Log Analysis Guide
Fix Slow Boot Caused by Windows Security
Resolve Windows Defender Authentication Failure from Group Policy
How to Use RDP on Windows 10 Home
Windows 10 Microsoft Store Setup and Troubleshooting
Best Tools for Chrome Profile Recovery
Why Chrome Shows 404 and How to Fix It
How to Restore Windows Defender Missing Interface
Fix ENOENT Package.json Error in npm Install