Fix PuTTY Connection Refused: Check SSH Service
When you see 'Connection refused' in PuTTY, it usually means the SSH server on the remote machine...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix OneDrive Sync Permission Denied on Windows 11
You see a 'Permission Denied' error when OneDrive tries to sync files on Windows 11. This usually...
Fix Windows Update Login Loop After Permission Denied Error
After a failed Windows update, you might get stuck in a login loop where you enter your password ...
How to Fix Outlook Authentication Failed Error
You open Outlook, try to send or receive email, and get an authentication failed error. The progr...
Fix Infinite Login Loop via Command Prompt
You sign in to Windows, the desktop appears for a moment, and then you're back at the sign-in scr...
How to Fix Remote Desktop Access Denied Error in Windows 10
You try to connect to a Windows 10 PC via Remote Desktop and get an "access denied" message. The ...
Topic paths
Quick titles
Unlock a File Locked by Chrome: Quick FixesChrome Profile Proxy Authentication Error GuideCommand Prompt Windows Defender 404 TroubleshootingTask Scheduler 504 Gateway Timeout: Causes and SolutionsResolve Expired Token Errors in PowerShell PipelinesFix Teams Update Installation FailureHow to Fix Task Scheduler Error 0x1 DNSFix Command Prompt Restore Backup Error 0x80070002