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Latest Troubleshooting Guides

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Troubleshooting

How to Fix a Microsoft Store App That Won't Download

You click install on a Microsoft Store app, but the download never starts, stalls at 0%, or fails...

Troubleshooting

Fix Windows Terminal Permission Denied on Profile Settings

You open Windows Terminal, try to change a profile setting — maybe the font size, background imag...

Troubleshooting

Fix Windows Security Proxy Error: Permission Denied

When Windows Security displays a "proxy error: permission denied" message, it usually means the s...

Troubleshooting

Fix PostgreSQL Connection Refused Due to Firewall

When you see psql: error: connection to server at "host" (IP), port 5432 failed: Connection...


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Nginx 502 Bad Gateway Error
                                
When you see a 502 Bad Gateway error from Nginx, it means Nginx could not get a valid response fr...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Windows Defender File Locked Error
                                
When Windows Defender (Microsoft Defender Antivirus) locks a file, you typically see an error lik...



        
            
                
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                    Support Note
                     Test fixes in a non-critical profile first, keep backups for configuration files, and record exact error messages before changing settings.