Jupyter Kernel Dead: Common Causes and Fixes
You're working in a Jupyter notebook, and suddenly the kernel dies. The notebook becomes unrespon...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Chrome Error 0x80070005 on Windows
You open Chrome and see error code 0x80070005, often with a message about not being able to acces...
Fix Putty Connection Refused on Port 22
You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...
How to Fix Microsoft Store SSL Certificate Error in Windows 10
When you open Microsoft Store and see an SSL certificate error—like 'A certificate is required to...
Fixing Microsoft Teams Error 80070005: Permission Denied
When you see error code 80070005 in Microsoft Teams, it usually means the app can't access a need...
How to Re-enable Windows Defender Real-Time Protection
If you've disabled Windows Defender real-time protection—perhaps to run a specific tool or becaus...
Issue queue
SitemapFix Command Prompt Command Not Found Error
Fix Windows Update 'Path Not Found' Error
Fix Windows Search SSL Certificate Error via Registry
Windows Security Connection Refused: Troubleshooting Checklist
Task Scheduler Dependency Conflict Configuration Checklist
Windows Defender Log Size Configuration Guide
How to Set Up BitLocker Network Unlock
Repair Broken Windows Terminal Configuration
How to Fix Task Scheduler Rate Limit Errors
High CPU from Task Scheduler? Here's How to Fix It
How to Resolve Terminal Version Conflict
Fixing WinRAR Checksum Errors When Extracting RAR Archives
Fix Windows Update 'Path Not Found' Error
Fix Windows Search SSL Certificate Error via Registry
Windows Security Connection Refused: Troubleshooting Checklist
Task Scheduler Dependency Conflict Configuration Checklist
Windows Defender Log Size Configuration Guide
How to Set Up BitLocker Network Unlock
Repair Broken Windows Terminal Configuration
How to Fix Task Scheduler Rate Limit Errors
High CPU from Task Scheduler? Here's How to Fix It
How to Resolve Terminal Version Conflict
Fixing WinRAR Checksum Errors When Extracting RAR Archives