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

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...

How to Fix Git Large File Errors When Not Using LFS

If you've ever tried to push a commit containing a large file (e.g., a binary, a dataset, or ...

Fix Windows Update Error 0x800f081f with Media Creation Tool

If you see error 0x800f081f when running Windows Update, it usually means a system file or compon...

Fix Python Permission Denied When Installing Package in Virtual Environment

You activate your Python virtual environment, run pip install somepackage, and get a...

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

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