Fix PostgreSQL Connection Refused on Port 5432
When you see psql: error: connection to server at ... failed: Connection refused on ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listChrome Not Connecting to Wi-Fi? Here's How to Fix It
You open Chrome to browse, but pages won't load even though other apps work. This is a common iss...
Fix Outlook Port Already Allocated Error 0x800ccc0e
If you see error code 0x800ccc0e in Outlook with a message like “port already allocated,” it usua...
Fix Windows Update Setup Failed Rollback Changes
When a Windows update fails and you see "Undoing changes" or "We couldn't complete the updates, u...
How to Repair a Corrupted Windows Security Log
If you see errors like "The security log is corrupted" or Event ID 1104 in the System log, Window...
Fix OneDrive High CPU Usage in Windows 10
If your Windows 10 PC fan is running loud and Task Manager shows OneDrive using 30% or more CPU, ...
Topic paths
Quick titles
How to Enable Microsoft Teams Auto-Start in SettingsHow to Enable PowerShell Execution Policy Without Permission DeniedMySQL Workbench SSH Connection TroubleshootingHow to Fix Windows Update Not Downloading on MacFix Windows Defender Update Stuck at 0 PercentBypass Go Modules Proxy for Local DevelopmentWindows Activation Port 1688 Conflict FixTask Scheduler Broken After Offline Setup? Here's the Fix