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Latest Troubleshooting Guides

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Troubleshooting

Fix Chrome Update Error 12: Missing Files

You try to update Google Chrome and see error 12, often with a message about missing files. This ...

Troubleshooting

Fixing kubectl Connection Refused Errors by Context

You run kubectl get pods and get back connection refused. The error oft...

Troubleshooting

Fix Windows Activation Service Unavailable Without Product Key

You see 'Windows activation service unavailable' and you don't have the product key. This usually...

Troubleshooting

Windows Store Error 0x80073cf9: Step-by-Step Fix Checklist

If you see error 0x80073cf9 when installing or updating apps from the Microsoft Store, it usually...

Troubleshooting

Fix OpenVPN Permission Denied on Tun Device

When running OpenVPN, you might see an error like ERROR: Cannot open TUN/TAP dev /dev/net/t...


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Windows Security Not Responding
                                
Windows Security (formerly Windows Defender Security Center) may stop responding, hang on launch,...



        
            
                
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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.