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Troubleshooting

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Troubleshooting

How to Fix 504 Gateway Timeout in CMD Proxy Setup

You're running a command-line tool behind a corporate proxy and get a 504 Gateway Timeout


                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Command Prompt Hanging When Running as Administrator
                                
You right-click Command Prompt and select “Run as administrator,” but the window either doesn’t a...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                How to Fix Remote Desktop Permission Denied Access
                                
You try to connect to a remote PC via Remote Desktop (RDP) and get an error like "The connection ...
                            
                        
                    
                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix Go Modules Proxy Checksum Mismatch
                                
When building a Go project, you might see an error like verifying module: checksum mismatch...

                            

                        
                    

                    
                    
                        
                            
                            
                                Troubleshooting
                                Fix BitLocker Connection Timeout Error Code
                                
You see a BitLocker connection timeout error when trying to unlock a drive or during recovery. Th...



        
            
                
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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.