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

Fix Windows 11 Installation Assistant Frozen During Update

You launch Windows 11 Installation Assistant to upgrade from Windows 10, but the progress bar sto...

Fix 'Windows Cannot Access Shared Folder' Samba Error

You try to open a shared folder from a Linux Samba server on a Windows machine and get: 'Wind...

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...

VSCode Terminal Not Opening on Ubuntu: Fixes That Work

You open the integrated terminal in VSCode on Ubuntu, but nothing happens—no shell, no error, jus...

Fix Python Permission Denied When Installing Package via Docker

How to Fix Windows Update Error 0x80070002 by Resetting Components

If you see error 0x80070002 when trying to run Windows Update, the system often cannot find or re...