Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

How to Free Up a Port in Command Prompt (Windows)

When an application fails to start because a port is already in use, you need to free that port. ...

Fix Windows Search Indexer Dependency Conflicts

When Windows Search stops returning results or the indexer crashes repeatedly, a dependency confl...

Fix Windows Terminal Profile Not Saving Ubuntu Settings

You set up a custom profile for Ubuntu in Windows Terminal, change the icon, font, or starting di...

How to Fix Windows Security Settings Not Saving Changes

You change a setting in Windows Security—like toggling real-time protection or adding an exclusio...

How to Fix Chrome ERR_TUNNEL_CONNECTION_FAILED

You're browsing in Chrome, and suddenly a page fails to load with the error ERR_TUNNEL_CO...

How to Fix Windows Defender Path Not Found Error
You open Windows Defender Security Center or try to run a scan, and you see an error: Pat...

Issue queue
Sitemap
How to Resolve Teams Authentication Failed for Guests
Microsoft Store Pending Download Troubleshooting
Python Interpreter Not Showing in VS Code Fix
How to Install Windows Updates Offline: Admin Checklist
Windows 11 Microsoft Store Command Error Guide
Checklist for Windows Update Stuck Issues
How to Resolve OneDrive Sync Port Conflict
Fix VirtualBox Kernel Driver Not Installed Error 0x80004005
Configuring BitLocker Network Unlock on Domain PCs
Fix Chrome Dependency Conflicts Without Reinstalling
How to Resolve Windows Update Error 0x800f0840
How to Turn On Windows Defender Using Group Policy
Desk note

Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities