Linux Tips and Tricks

Helpful tips and tricks for configuring, using and optimizing Linux.
5 Essential Linux Skills: From Rescue Disks to Boot Fixes – Video

How to Find Large Files in Linux

find largest files in linux

How to Find Large Files in Linux and Free Up Disk Space. Running out of disk space on a Linux system is a common problem, especially after installing software, running backups, or storing large media files. Keeping track of which files and directories consume the most space makes cleanup much easier and helps prevent unexpected storage issues.

Below are several reliable and efficient ways to locate large files in Linux using built in command line tools. These methods work on virtually all modern Linux distributions.

How to Install Raspberry Pi OS to USB

Win32 Disk Imager

How to Install Raspberry Pi OS to USB Manually from Windows: Did you know it's possible to run Raspberry Pi OS directly from a USB flash drive on your desktop or laptop PC? If you're curious about experimenting with the Raspberry Pi operating system in a desktop environment (without an actual Raspberry Pi board), this tutorial is perfect for you.

FIXED: No Devices Matches MBR Identifier

mbr fix

The following tutorial explains how to fix the "No Devices Match MBR Identifier" boot error that can occur when booting Linux distributions from a USB flash drive. This error typically means that the Disk Identifier stored in the Master Boot Record (MBR) does not match the identifier expected by the GRUB bootloader, usually saved in the /boot/grub/mbrid file.

This can happen if you manually wrote the ISO, cloned a drive, or used tools that altered the MBR without updating GRUB. Luckily, this issue is straightforward to fix using either Linux or Windows methods.

Make a Bootable USB Kaspersky Rescue Disk

Make a USB bootable kaspersky rescue disk

Creating a bootable USB for Kaspersky Rescue Disk is an essential step for anyone looking to disinfect computers affected by severe malware infections. Kaspersky Rescue Disk (KRD) is a free standalone antivirus tool developed to scan and clean systems outside of the regular operating system environment. In this guide, we'll show you how to use YUMI to create a bootable USB drive from the Kaspersky Rescue Disk ISO file and effectively disinfect your system. This approach is particularly useful if malware has made it difficult to run regular antivirus software on your OS.

Restore GRUB2 after Windows Install

sudo update grub

How to Restore GRUB2 After Installing Windows 11 or Windows 10. GRUB2 (Grand Unified Bootloader) is the default bootloader used by Ubuntu and many other Linux distributions. If you install Windows after Linux, Windows will overwrite the bootloader and your system will boot straight into Windows with no option to load Linux.

The good news is that restoring GRUB2 is usually quick and painless, as long as your Linux partition still exists.