How to Install VirtualBox Guest Additions 7.2.20 on Linux
Step-by-step guide to installing VirtualBox Guest Additions 7.2.20 on Linux: kernel headers, modules, Secure Boot, shared folders, troubleshooting, and verification.
Category: GNU Linux
GNU Linux
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Kali Linux 2026: What It Is, What It Is Used For, and How to Learn
An introduction to Kali Linux 2026.2: authorized security testing, rolling updates, APT changes, virtual machines, tools, and a practical learning roadmap.
How to install WordPress on Ubuntu 24.04 LTS with Apache, MySQL, PHP 8.3 and Let’s Encrypt
Step-by-step guide to installing WordPress on Ubuntu Server 24.04 LTS with Apache, MySQL 8.0, PHP 8.3, and Let’s Encrypt HTTPS using Certbot.
How to install Debian 12 (Bookworm) with KDE Plasma step by step
Step-by-step Debian 12 Bookworm + KDE Plasma installation guide, updated for Bookworm’s 2026 LTS status, including downloads, partitioning, Wayland/X11, repositories, and system updates.
How to install Debian 12 Bookworm netinst in text mode for servers
Historical and updated Debian 12 Bookworm netinst server guide with 40 original screenshots, networking, partitioning, APT, SSH, LTS status, and first administration steps.
GNU/Linux: what it is, how it works, and how a distribution is built
A complete introduction to GNU/Linux: GNU vs. Linux, the kernel, distributions, systemd, terminal, desktops, package managers, security, containers, and current distributions.
How to install Ubuntu 20.04 LTS from scratch: a guide for legacy systems
A current guide to installing Ubuntu 20.04.6 LTS for compatibility labs and legacy systems, including ESM coverage, storage, updates, and the supported upgrade path.