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

Fix Windows Defender Blocked by Third-Party Antivirus

You open Windows Security and see a yellow warning: "Real-time protection is off. Your device...

Docker Build Context Canceled on WSL2: Causes and Fixes

If you're using Docker Desktop with WSL2 backend and your build context gets canceled mid-bui...

Fix VS Code Terminal 'Access Denied' Error

When you open the integrated terminal in VS Code and see 'Access Denied', it usually mean...

Fix Nginx Upstream Connection Refused & Upstream Not Found

When you see upstream connection refused or upstream not found in your ...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

How to Fix Cloudflare Error 526: Invalid Origin Certificate

If you see Error 526: Invalid SSL Certificate in Cloudflare, it means Cloudflare...