How to Install Ubuntu in VirtualBox (2026 Beginner Guide)

Learn how to install Ubuntu in VirtualBox step‑by‑step. This beginner‑friendly guide walks you through creating the VM, attaching the ISO, installing Ubuntu, and setting up Guest Additions for better performance. Perfect for homelab beginners, cybersecurity students, and anyone wanting a safe Linux environment to learn in. In this video: 1) Intro 2) Download Ubuntu ISO and Oracle VirtualBox 3) Create the VM 4) Attach the ISO 5) Install Ubuntu 6) Install Guest Additions 7) Best practices after install (Snapshots & System Updates) 8) Final setup What you’ll need: 1) VirtualBox 2) Ubuntu ISO 3) A computer with at least 4GB RAM If you’re building a homelab, cybersecurity lab, or just learning Linux, this is the perfect place to start. Subscribe for more: Cybersecurity labs • VirtualBox tutorials • Homelab builds • Linux guides