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

How to Turn On Bluetooth in Windows 11: Quick Fixes

You open Quick Settings, click the Bluetooth icon, and nothing happens—or the toggle is grayed ou...

How to Use Git LFS Track for Large Files

If you've ever tried to push a repository containing large binary files—like design assets, d...

Windows 11 Installation Assistant Stuck at 99% Due to Antivirus

You're running the Windows 11 Installation Assistant, it gets to 99%, and then just sits ther...

Fix Chrome Memory Spikes When Watching Videos

You're watching a video in Chrome, and suddenly the system slows down, fans spin up, or tabs ...

Fix 'Git Remote Origin Already Exists' When Updating Remote URL

Fix Nginx Upstream Connection Refused Error

When Nginx returns upstream connection refused in your error logs, it means Nginx tr...