How to Fix PuTTY SSH Connection Refused Error
You open PuTTY, enter your server's IP and port, 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 Update Dependency Conflicts After Feature Update
After installing a Windows feature update, some users see errors like '0x800f0922' or '0x80246007...
Fixing 504 Gateway Timeout from Windows Update with Proxy
If you see a "504 Gateway Timeout" error when running Windows Update, and your system uses a prox...
FileZilla Connection Timeout: Firewall Configuration Fix
If FileZilla shows a connection timeout error, your firewall is often the culprit. This article c...
Fix Certbot Renewal Permission Denied Error
You run certbot renew and get a Permission denied error. This usually h...
How to Fix Windows Update Error 0x80070422
If you see error 0x80070422 when trying to run Windows Update, it usually means Windows can’t con...
Topic paths
Quick titles
Fix Git Clone SSH Permission Denied (Publickey) on WindowsWinRAR Checksum Error and Permission Denied TroubleshootingHow to Fix Chrome Profile Corruption with Built-in Repair ToolsMissing Reset in Teams Settings? Try These StepsRepair System Files for Windows Update Error 0x80073712Resolve Microsoft Store Connection Issues with Command PromptTroubleshooting Windows Security Invalid ConfigurationFix Windows Activation Not Genuine After Boot Camp Setup