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Latest Troubleshooting Guides

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Troubleshooting

Fix Windows Terminal Proxy Error: Connection Refused

If you see 'connection refused' when using Windows Terminal behind a proxy, the terminal is likel...

Troubleshooting

Fix 'chrome' Command Not Found in Windows CMD

When you type chrome in Windows Command Prompt and get 'chrome' is not recogni...


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix 'Cannot Connect to Exchange Online' in PowerShell
                                
When you run Connect-ExchangeOnline in PowerShell and get an error like "Cannot conn...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix 'File Locked by System' in Windows Defender
                                
If you see an error like "File locked by system" when running a Windows Defender scan or trying t...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Chrome Profile Authentication Failed & Sync Not Working
                                
If you see “Authentication failed” in Chrome and sync has stopped working, it usually means a pro...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix 'Permission Denied' When Running Windows Update Commands
                                
When you run Windows Update commands like wuauclt /detectnow or PowerShell cmdlets s...



        
            
                
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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.