Linux Troubleshooting

This brief guide explains how to reset forgotten sudo password in Ubuntu 22.04 and 20.04 LTS desktop and server editions from rescue mode.

This brief guide explains how to boot into rescue mode and/or emergency mode in Ubuntu and other Linux systems that uses Systemd.

Forgot the root password in Fedora? Do you want to change the root user password in your Fedora system? No problem! This brief guide explains how to change or reset root password in Fedora.

No sound in Intel NUC? This brief guide explains how to fix Audio issue in an Intel NUC11PAH model PC powered by Debian 11 bullseye And Proxmox 7.1.

In this guide, we will learn what is fstab in Linux, and what is the usage of fstab file, the structure of /etc/fstab file and finally how to debug fstab issues.

I recently noticed that my Arch Linux desktop system will not update/upgrade to the…

This guide explains how to solve error rpmdb damaged header by rebuilding the RPM database in Fedora, RHEL, CentOS, AlmaLinux and Rocky Linux.

In this guide, we will look at what causes broken sudo, and how to restore sudo privileges to a user from recovery mode in Ubuntu and its derivatives.

The other day, I tried to update my Fedora 34 desktop system using sudo…

Today, I started my Arch Linux virtual machine using virsh start command and ended…