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Latest Troubleshooting Guides

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Troubleshooting

Fix Windows Security High CPU Usage on Windows 10

If your Windows 10 PC is running slow and Task Manager shows Windows Security (or Antimalware Ser...

Troubleshooting

Fix Windows Security High Memory Usage

If you notice Windows Security (formerly Windows Defender) using excessive memory—sometimes hundr...

Troubleshooting

Fix Windows Update Path Not Found Registry Error

If you see 'Windows Update path not found' in Event Viewer or when running wuauclt /detectn...


                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix OneDrive Sync Dependency Conflict in Office 365
                                
Users sometimes encounter OneDrive sync errors that trace back to a dependency conflict with Offi...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Repair Corrupted Windows Security Service Files
                                
If Windows Security won't open, shows a blank screen, or throws errors like "Security service has...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Update 404 Not Found Error When Antivirus Interferes
                                
You try to run Windows Update, but instead of the usual process, you get a 404 Not Found<...



        
            
                
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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.