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 Fix PuTTY SSH Connection Refused Error

You open PuTTY, enter your server's IP and port, click Open, and get "Connection refused"...

Microsoft Teams High CPU Usage: A Practical Checklist
If Microsoft Teams is consuming a lot of CPU, you might notice your laptop fan running constantly...

Fix Windows Security High CPU Usage at Idle
If your system fan is spinning up or Task Manager shows Windows Security (Antimalware Service Exe...

How to Fix Task Scheduler File Locked Errors in Windows 10
You see a 'file locked' error when running a scheduled task in Windows 10. The task might fail to...

Windows Terminal Blank Screen: Diagnostic Checklist
You launch Windows Terminal and see nothing but a blank window—no cursor, no prompt, just an empt...

Fix Nginx Config Test Failed: Could Not Build Server_names_hash
When running nginx -t to test your configuration, you may encounter the error ...

Issue queue Sitemap How to Resolve Certificate Error 0x800b0109 in Windows Microsoft Teams Proxy Authentication Failure Fix PowerShell Active Directory Login Failure Fix Fix Antivirus Causing High CPU Usage in Command Prompt Fix Command Prompt Update Permission Denied Error How to Fix Task Scheduler Permission Denied Error Resolve Outlook Data File Access Issue Due to Password Change How to Set Custom Download Location in Chrome Profile Windows 10: Set Microsoft Store to Run on Startup schtasks Not Recognized After Update – Fix Guide Windows Update Permission Denied Error Fix Task Scheduler Dependency Conflict Configuration Checklist Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities