Knowledge base for software setup, errors, and daily tool work.

How to Limit Chrome Tab Memory Usage

If your computer slows down when you have many Chrome tabs open, you're not alone. Chrome is ...

Fix Windows 11 Blue Screen After Update with Bootable USB

After a Windows 11 update, some systems boot into a blue screen (BSOD) or crash loop. This usuall...

How to Fix Cloudflare 521 Error with Firewall Settings

If you see a 521 Web Server Is Down error when visiting your site through Cloudf...

Git Merge Conflict Checklist Before Merging

You're about to merge a branch, but you've been burned by merge conflicts before. This ch...

Windows Update Service Troubleshooting Checklist

When Windows Update stops working, the update service itself is often the culprit. You may see er...

How to Set npm Prefix to Avoid Permission Denied Errors