Practical software fixes, setup guides, and tool workflows.

Clear technical guides for everyday software errors, configuration problems, and productivity tools.

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Troubleshooting

Fix Git Detached HEAD State in Visual Studio Code

You open your project in Visual Studio Code, check the Git graph or status bar, and see something...

Troubleshooting

Fixing 'git rebase index.lock file exists' Error

When running git rebase, you may see an error like fatal: Unable to create ...


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Nginx 502 Bad Gateway in Docker
                                
If you're running Nginx as a reverse proxy inside Docker and seeing a 502 Bad Gateway error, ...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows 11 Installation Assistant Stuck at 99% Due to Network Issues
                                
You're running the Windows 11 Installation Assistant, it downloads happily up to 99%, then si...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix 'Port Already Allocated' Error in Docker Compose on Windows
                                
You try to run docker compose up and get an error like "port is already allo...

                            

                        
                    

                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Windows Security App Missing from Start Menu
                                
You open the Start menu, type “Windows Security,” but nothing appears. The app may have been unre...



        
            
                
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                    Recently Updated
                    
                        
                        
                            
                            Fix Windows 11 Update Stuck at 0% – SoftwareDistribution Folder2026-07-25 · Windows Fixes
                        
                        
                        
                            
                            Fix npm run build Failure from Missing Env Variables2026-07-26 · macOS Help
                        
                        
                        
                            
                            Fix VS Code Source Control Not Detecting Changes After Branch Switch2026-07-24 · Browser Issues
                        
                        
                        
                            
                            How to Fix Git Large File Errors When Not Using LFS2026-07-02 · Office Tools
                        
                        
                        
                            
                            Fix VS Code Git Changes Not Showing in Source Control Panel2026-07-12 · Developer Tools
                        
                        
                        
                            
                            Fix Nginx Permission Denied on Socket File2026-07-06 · Cloud Software
                        
                        
                        
                            
                            Fix Windows 10 Shared Folder Access Denied Error2026-07-04 · Security Tools
                        
                        
                        
                            
                            Fix Git Push Rejected Non Fast Forward Rebase Error2026-07-25 · Backup Recovery
                        
                        
                    
                
                
                    Support Note
                     Test fixes in a non-critical profile first, keep backups for configuration files, and record exact error messages before changing settings.