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...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Activation Connection Refused Error
When you try to activate Windows 10 or 11 and see "connection refused" or "can't connect to activ...
Fixing Windows Security Connection Timeout Error 0x800705b4
If you see error code 0x800705b4 when opening Windows Security or trying to run a scan, it usuall...
Fix Redis Server Not Starting: Port Already in Use
When you try to start Redis and get an error like Could not create server TCP listening soc...
Fix BitLocker Permission Denied When Encrypting External Drive
When you try to encrypt an external USB drive with BitLocker and get a 'permission denied' error,...
How to Temporarily Turn Off Windows Security for Troubleshooting
If you're troubleshooting a stubborn app or driver issue, Windows Security (formerly Defender) mi...
Topic paths
Quick titles
Windows Defender Proxy Connection Problem GuideHow to Fix Remote Desktop Services 504 Gateway TimeoutTroubleshooting Windows 10 Activation Code 0xc004f074Outlook 2016 Path Not Found TroubleshootingOutlook Module Not Found Error GuideFix Microsoft Store Download Stuck on PendingTroubleshooting slmgr Command Not Found ErrorFix Windows Search Configuration Issues