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Latest Troubleshooting Guides

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Troubleshooting

Fix 'Windows Defender Firewall Has Blocked' Error

You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...

Troubleshooting

Checklist: Troubleshoot Windows Search Permission Denied

When you search for files or settings in Windows and get a 'Permission Denied' or 'Access Denied'...

Troubleshooting

Fix SSH Permission Denied (publickey) on Raspberry Pi

You're trying to SSH into your Raspberry Pi and getting Permission denied (publickey)


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Enable Command Prompt Session Logging
                                
If you need to record everything that happens in a Command Prompt session—for troubleshooting, au...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Terminal Network Error After Update
                                
After a Windows Terminal update, you might see errors like "Cannot connect to remote host" or "Ne...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Activation Version Mismatch via Command Prompt
                                
If you see an error like "The version of Windows you are trying to activate does not match the pr...



        
            
                
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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.