performance-tuning knowledge entries

Fix Windows 11 Blue Screen After Update Using Compatibility Mode

You installed a Windows 11 update, rebooted, and hit a blue screen. This often happens when a dri...

Git index.lock File Exists Even After Deleting: Fixes

You delete the .git/index.lock file, but Git still says it exists. This can happen d...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

How to Fix Nginx Redirect Loop: Step-by-Step Troubleshooting

If you're seeing a redirect loop error (ERR_TOO_MANY_REDIRECTS) in your browser, Nginx is cau...

How to Fix Nginx Redirect Loop 302 Errors

You're seeing a 302 redirect loop in Nginx — the browser keeps bouncing between URLs until it...

Reset Network Settings in Windows 11 When You Have No Internet

If you're reading this, you probably can't get online in Windows 11. The network icon in ...

Chrome Extensions Not Loading on Mac? Here's How to Fix It

If you're using Chrome on a Mac and your extensions suddenly stop loading—grayed out, missing...

How to Fix Firefox Secure Connection Failed Error Code

You're browsing and suddenly Firefox shows a full-page error: Secure Connection Faile...