Fix PuTTY Connection Refused: Check SSH Service
When you see 'Connection refused' in PuTTY, it usually means the SSH server on the remote machine...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Task Scheduler High Memory Usage on Windows 11
If you notice Task Scheduler consuming excessive memory (often several hundred MB or more) on Win...
How to Configure Windows Defender Firewall Settings for a Network
If you're having trouble with network connectivity or need to allow an app through the firewall, ...
Fix Nginx Permission Denied for Static Files
If you see '403 Forbidden' or 'Permission denied' when nginx tries to serve static files (CSS, JS...
Fix 'Windows Security Error: Virus Protection Turned Off'
You open Windows Security and see a red banner: “Virus & threat protection turned off.” This can ...
How to Fix Docker Daemon Not Running on Windows 10
When Docker Desktop fails to start on Windows 10, you may see errors like “Cannot connect to the ...
Issue queue
SitemapCommand Prompt Windows Defender 404 Troubleshooting
How to Fix Command Prompt Crashing on Windows
Troubleshooting BitLocker Proxy Not Working
Fix Windows Defender Login Loop with Registry Edit
Chrome 504 Error Troubleshooting Guide
How to Resolve Task Scheduler Permission Denied
Fix CMD 'Not Recognized' Error by Editing PATH Variable
Troubleshoot Windows Search Not Working Due to SSL Error
Find Command Prompt Log File Location for Batch Scripts
Fix 'Script Execution Disabled' in PowerShell
Troubleshooting Windows Security DNS Not Working
Resolve 0x80070005 in Windows Search on Boot Camp Mac
How to Fix Command Prompt Crashing on Windows
Troubleshooting BitLocker Proxy Not Working
Fix Windows Defender Login Loop with Registry Edit
Chrome 504 Error Troubleshooting Guide
How to Resolve Task Scheduler Permission Denied
Fix CMD 'Not Recognized' Error by Editing PATH Variable
Troubleshoot Windows Search Not Working Due to SSL Error
Find Command Prompt Log File Location for Batch Scripts
Fix 'Script Execution Disabled' in PowerShell
Troubleshooting Windows Security DNS Not Working
Resolve 0x80070005 in Windows Search on Boot Camp Mac