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 listMicrosoft Store Not Working After Update: Troubleshooting Checklist
After a Windows update, the Microsoft Store may fail to open, load slowly, or display errors like...
Fix Windows Defender Not Starting Due to Dependency Conflict
If Windows Defender won't start and you see an error about a dependency service or group failed t...
Fix Missing Windows Security Real-Time Protection Toggle
You open Windows Security to check real-time protection and find the toggle is gone. This can hap...
Fix Windows Activation Not Genuine After Boot Camp Setup
After setting up Windows on a Mac using Boot Camp, you might see a message that Windows is not ge...
BitLocker Can't Connect to Azure AD: Fixes & Checks
You're trying to back up your BitLocker recovery key to Azure AD, but the process fails with an e...
Topic paths
Quick titles
How to Fix Permission Denied in PowerShell Path ErrorsFix Microsoft Store 'Service Unavailable' Error on Windows 11Microsoft Teams Configuration Checklist for New UsersHow to Set Up VLANs on VMware ESXi Network AdaptersFix Chrome Offline Installer Stuck at Extracting FilesChrome Profile Corrupted: Recovery StepsTroubleshoot Windows Security Blank Screen by ResettingFixing Defender Dependency Error from Group Policy