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Latest Troubleshooting Guides

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Troubleshooting

Chrome Memory Saver Mode Not Working: Quick Fixes

If Chrome's Memory Saver mode isn't activating or saving memory as expected, you're n...

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Fix Node Sass Build Failure After npm Cache Clean

If you've run npm cache clean --force and now see a build failure related to

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Nginx Upstream Connection Refused: Fixing localhost Errors

You set up an nginx reverse proxy to forward requests to a backend service on localhost, but ngin...

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Remove Large Files from Git History

If your Git repository is bloated because a large file was committed and later removed, the file ...

Troubleshooting

Windows Security App Not Working After Update: Fixes

After a Windows update, the Windows Security app may fail to open, show a blank window, or displa...

Troubleshooting

Fix Nginx Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused



        
            
                
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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.