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

Fix Nginx 502 Bad Gateway: Upstream Connection Refused

If you're seeing a 502 Bad Gateway error with "upstream connection refused" in your N...

How to Fix Blank or White Windows Taskbar Icons

If your Windows taskbar icons suddenly appear blank or white, the issue is usually a corrupted ic...

Python Requests Timeout Not Waiting: Fixes and Checks

You set a timeout in Python's requests library, but the call either hangs foreve...

Fix Chrome Hardware Acceleration Black Screen on Laptop

If your laptop screen goes black when using Chrome, especially during video playback or scrolling...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

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

Fix Explorer.exe Keeps Restarting in Windows 10

If your File Explorer (explorer.exe) keeps restarting on Windows 10, you'll see the taskbar a...