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Latest Troubleshooting Guides

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Troubleshooting

How to Fix Windows Security Auto Start Not Working

You expect Windows Security to start on boot, but it doesn't. The icon might be missing from the ...

Troubleshooting

Fix Windows Search Connection Refused Due to Firewall

If Windows Search gives you a "connection refused" error, it usually means the firewall is blocki...

Troubleshooting

Fix Ubuntu apt update GPG error: repository not signed

When running sudo apt update, you might see an error like:

W: GPG erro...


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix 'npm command not found' on Mac
                                
If you type npm in Terminal and see zsh: command not found: npm (or 
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Backup Error 0x81000019 on System Restore
                                
When you try to restore a Windows backup, error 0x81000019 can stop the process. You might see th...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Defender Version Mismatch with Configuration Tool
                                
You might see a version mismatch warning when opening Windows Defender Security Center or running...



        
            
                
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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.