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Tecmint: Linux Howtos, Tutorials & Guides
  • Learn Linux
  • Linux Distros
    • Linux Distros for Beginners
    • Linux Distros for Experts
    • New Linux Distros
    • Linux Server Distros
    • Secure Linux Distros
    • CentOS Alternatives
    • RedHat Distributions
    • Debian Distributions
    • Ubuntu Distributions
    • Arch Linux Distros
    • Rolling Linux Distros
    • KDE Linux Distros
    • Linux Distros for Old PC
    • Linux Distros for Kids
    • Linux Distributions for Students
    • Linux Distros for Windows
  • Commands
    • A – Z Linux Commands
    • 100+ Linux Commands
  • Tools
  • Tutorials
    • Docker Tutorials
    • Ansible Tutorials
    • Postfix Tutorials
    • Django Tutorials
    • LVM Tutorials
    • RAID Tutorials
    • KVM Tutorials
    • iSCSI Tutorials
    • Red Hat Virtualization
    • Hadoop Tutorials
    • Zentyal Tutorials
    • Create GUI Apps
  • eBooks
    • RHCSA Exam
    • RHCE Exam
    • LFCS Exam
    • LFCE Exam
    • LFCA Exam
    • Ansible Exam
  • About
    • Contact
    • Hiring
    • Newsletter
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    • Donate
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Ubuntu

ufw setup ubuntu

UFW Firewall: How to Install, Configure, and Use It on Ubuntu/Debian

Since computers are connected to each other, services are growing rapidly, with examples such as email, social media, online shopping,

ubuntu server security

How to Secure Your Ubuntu Server with UFW, Fail2ban, and AppArmor

When setting up an Ubuntu server for production, securing the system is crucial to ensure its stability, safety, and accessibility.

Must-Have Ubuntu Apps for Beginners

15 Best Starter Apps for Ubuntu Users in 2025

Ubuntu is one of the most popular Linux distributions for new users, offering an easy-to-use interface and a smooth transition

Improve Ubuntu Performance

15 Easy Ways to Speed Up Ubuntu in 2025

Ubuntu is known for its user-friendly interface and robust performance, but over time, even the best operating systems can slow

Things to Do After Installing Ubuntu 25.04

My Experience – Top Things to Do After Installing Ubuntu 25.04

So, you’ve just installed Ubuntu 25.04 “Plucky Puffin” on your computer—congrats! I recently did the same, and let me tell

upgrade ubuntu 20.04 to 24.04

Upgrade Ubuntu 20.04 LTS to 24.04 LTS Before EOL in May 2025

Ubuntu 20.04 LTS (Focal Fossa) has been a reliable and solid operating system for many users. However, as we move

Fix Ubuntu Freezes

How to Fix Ubuntu Freezes, Crashes or System Hangs

When your Ubuntu system suddenly freezes, it can be very frustrating, especially if you’re working on something important project. Although

fix no release file error in ubuntu

Fixing PPA Error: Repository Does Not Have a Release File on Ubuntu

When managing software packages on Debian/Ubuntu-based systems, it’s common to add external repositories or Personal Package Archives (PPAs) to install

Upgrade Kernel in Ubuntu

How to Install Kernel 6.13 in Ubuntu, Debian and Mint

Periodically new devices and technology coming out and it’s important to keep our Linux system kernel up-to-date if we want

Install Genymotion on Ubuntu

How to Run Android Apps on Ubuntu with Genymotion Android Emulator

Genymotion is a powerful Android emulator used by developers and testers to simulate Android devices on their computers. It allows

Install TensorFlow on Ubuntu

How to Install TensorFlow on Ubuntu 24.04

TensorFlow is a powerful open-source library developed by Google for machine learning and deep learning tasks, which is widely used

Install KDE Plasma in Ubuntu

How to Set Up and Personalize KDE Plasma on Ubuntu 24.04

KDE Plasma (KDE) is a well-known desktop environment for Unix-like systems designed for users who wants to have a nice

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Linux Commands and Tools

Learn Difference Between “su” and “su -” Commands in Linux

5 ‘stat’ Command Examples for Linux Newbies

Ncdu – A Powerful NCurses-Based Disk Usage Analyzer for Linux

How to Restore Deleted /tmp Directory in Linux

Linux sdiff Command Examples for Linux Newbies

How to Find and Remove Duplicate/Unwanted Files in Linux Using ‘FSlint’ Tool

Linux Server Monitoring Tools

4 Useful Commandline Tools to Monitor MySQL Performance in Linux

4 Useful Tools to Monitor CPU and GPU Temperature in Ubuntu

Duf – A Better Linux Disk Monitoring Utility

4 Tools to Manage EXT2, EXT3 and EXT4 Health in Linux

How to Configure Custom Access and Error Log Formats in Nginx

Amplify – NGINX Monitoring Made Easy

Learn Linux Tricks & Tips

8 Parted Commands to Manage Disk Partitions in Linux

How to Increase Disk Inode Number in Linux

How to Encrypt and Decrypt Files and Directories Using Tar and OpenSSL

YTP-DL: The Easiest Way to Download Songs from YouTube Videos

4 Ways to Disable Root Account in Linux

How to Test Website Loading Speed in Linux Terminal

Best Linux Tools

21 Best Slack Alternatives for Team Chat [Free & Paid]

10 Best File Comparison and Difference (Diff) Tools for Linux

10 Best Tools to Install on Fresh Linux Mint Installation

9 Best Microsoft Excel Alternatives for Linux

5 Open Source Log Monitoring and Management Tools for Linux

10 Tools to Take or Capture Desktop Screenshots in Linux

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