Fix PostgreSQL Password Authentication Failed in pg_hba.conf
When you see psql: FATAL: password authentication failed for user "username", it usu...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows Defender Missing from Settings After Update: Fix
After a Windows update, you might open Settings and find that Windows Defender (now called Micros...
Fix OneDrive Sync Stuck Due to Network Issues
You open OneDrive and see "Sync pending" or "Changes not syncing" with no error code. Often the c...
BitLocker Cache Cleanup Checklist for Sysadmins
If BitLocker-protected drives start acting up—slow unlocks, stale recovery keys, or disk space sh...
How to Fix UFW Firewall Port Not Open in Ubuntu
You've configured UFW to allow a port (e.g., 8080) but connections still fail. The port appears c...
Fix 'ffmpeg: command not found' on Linux
You try to run ffmpeg in the terminal and get ffmpeg: command not found...
Issue queue
SitemapHow to Fix Windows Defender Auth Failed on Windows 10
Resolve Windows Update Hang at 100% in Safe Mode
How to Fix Missing Python Interpreter in VSCode on Linux
Task Scheduler Connection Refused: Firewall Fixes
How to Resolve Firefox Secure Connection Failed After Update
Microsoft Teams Not Connecting: Troubleshooting Guide
How to Fix Windows Activation Stuck on Sign-In Screen
Windows Security 502 Error Troubleshooting
Windows Terminal Profile Sync Not Working?
Fix BitLocker Recovery "Path Not Found" After Drive Letter Change
Troubleshoot Teams Recording Permission Error
Jupyter Kernel Not Starting: Update Recovery Steps
Resolve Windows Update Hang at 100% in Safe Mode
How to Fix Missing Python Interpreter in VSCode on Linux
Task Scheduler Connection Refused: Firewall Fixes
How to Resolve Firefox Secure Connection Failed After Update
Microsoft Teams Not Connecting: Troubleshooting Guide
How to Fix Windows Activation Stuck on Sign-In Screen
Windows Security 502 Error Troubleshooting
Windows Terminal Profile Sync Not Working?
Fix BitLocker Recovery "Path Not Found" After Drive Letter Change
Troubleshoot Teams Recording Permission Error
Jupyter Kernel Not Starting: Update Recovery Steps