How to Fix PuTTY Connection Refused Error
You open PuTTY, enter your server IP or hostname, click Open, and get "Connection refused...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows 10 Activation Error: Can't Connect to Internet
When you see 'Windows can't activate right now. Can't connect to your organization's activation s...
Fix Edge Update Failed Due to Network Connection
When Microsoft Edge fails to update, the error often points to a network connection problem. This...
How to Remove the Ubuntu dpkg Lock File
When you see an error like 'E: Could not get lock /var/lib/dpkg/lock' or 'E: Unable to lock the a...
How to Fix Windows Defender Error 504 in 5 Steps
Windows Defender error 504 typically appears when the security service fails to start or update. ...
Fix PowerShell High CPU Usage with Error 0x80070005
If you see PowerShell consuming high CPU alongside error 0x80070005 (Access Denied), the issue is...
Topic paths
Quick titles
Stop Azure PowerShell Token from Expiring After 60 MinutesHow to Fix Chrome Offline Installer Permission DeniedWSReset Fix for Microsoft Store Service UnavailableWindows RDP Security Configuration: Fix Common ErrorsTroubleshooting Microsoft Store SSL Certificate ProblemsBest OneDrive Configuration for Faster SyncTroubleshooting OneDrive Invalid ConfigurationTroubleshoot Microsoft Store Offline Installer Setup Failure