KVM (Kernel-based Virtual Machine) is a powerful open-source virtualization technology built into the Linux kernel. As a server administrator, I can confidently say that […]

Fix the error: “E: Could not open lock file /var/lib/dpkg/lock-frontend – open (13: Permission denied)…” with this step-by-step solution easy tutorial.

Learn how to mask IP address with the tools Tor and Tornet on Linux with this simple tutorial. (suitable for Debian-based distros such as Kali Linux).

Have you lost your files or deleted any partitions accidentally by any chance? This guide will help you to recover them easily without much efforts.

Learn how to delete files older than any number of days in Linux using this easy to understand tutorial with screenshots.

Here is the working Repository URLs list for Debian 8, Debian 9, Debian 10, Debian 11 and Debian 12 needed for sources.list file.

Learn how to optimize Ubuntu for gaming with step-by-step info. Boost FPS, reduce latency, and configure the machine to run games faster.