Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

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Fix Missing Windows Security After Update

Fix Missing Windows Security After Update

After a Windows update, you might find that Windows Security (formerly Windows Defender) is missi...

How to Fix Chrome Extensions Not Loading or Showing

How to Fix Chrome Extensions Not Loading or Showing

You install a Chrome extension, but it doesn't appear in the toolbar, or it's grayed out, or it j...

Fix Jupyter Kernel Not Starting on Windows 10

Fix Jupyter Kernel Not Starting on Windows 10

When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...

Fix OneDrive Sync Error 0x8004de40: Service Unavailable

Fix OneDrive Sync Error 0x8004de40: Service Unavailable

When OneDrive shows error 0x8004de40 with the message “Sync service unavailable,” it usually mean...

Fix Putty Connection Refused on Port 22

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...

Fix Chrome 404 Error by Disabling Extensions

Fix Chrome 404 Error by Disabling Extensions

If you're seeing a 404 error in Chrome but the page loads fine in another browser, a misbehaving ...

Issue queue

Microsoft Store Locked File Troubleshooting
GitLab Runner Not Picking Jobs: Diagnosis
Resolve Outlook 2016 Path Not Found Issue
Chrome Access Denied: Fix Proxy Settings Error
Chrome 502 Bad Gateway Profile Loading Fix
Windows Update 504 Error Troubleshooting Guide
Windows Search Not Finding Files? Fix Indexing
Task Scheduler Troubleshooting: Common Fixes
Troubleshoot Error 0x80072ee7 in Windows Search Offline Installer
Fix Microsoft Edge Configuration Error: Step-by-Step Guide
Teams Not Loading After Update: Troubleshooting Guide
Fix Windows Activation 502 Bad Gateway DNS Error

Troubleshooting paths

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