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 listHow to Fix Windows Update High CPU Usage in Windows 10
If your Windows 10 PC slows down, fans spin up, and Task Manager shows high CPU usage from 'Windo...
Fix Microsoft Teams Auto-Start via Registry
If Microsoft Teams starts automatically every time you log into Windows, even after you've turned...
How to Reset Chrome Browser Configuration to Default
If Chrome is crashing, loading pages slowly, or behaving oddly—like showing unexpected pop-ups or...
Fix Chrome 504 Error on Windows 10: Step-by-Step Guide
You're browsing in Chrome on Windows 10 and suddenly see a 504 Gateway Timeout e...
How to Fix BitLocker 502 Bad Gateway Error
When enabling or managing BitLocker, a '502 Bad Gateway' error can appear in the management conso...
Topic paths
Quick titles
OBS Black Screen with Elgato Capture Card: FixesNew User OneDrive Setup ChecklistResolve 502 Bad Gateway in Windows Task SchedulerWindows Update Offline Installer Setup GuideOneDrive Setup: How to Choose a Different Folder LocationHow to Fix Cloudflare 522 Error with NginxHow to Enable Script Execution in PowerShellWhy Task Scheduler Tasks Fail to Run and How to Fix