LXQt desktop on Ubuntu 20.04 Focal Fossa Linux

How to install LXQt desktop on Ubuntu 20.04 Focal Fossa Linux

The objective of this guide is to install LXQt desktop as an alternative desktop environment for Ubuntu 20.04 Focal Fossa Desktop/Server Linux. One of the features of LXQt is that it has comparatively low resource requirements.

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In this tutorial you will learn:

  • How to install LXQt desktop
  • How to switch to SDDM display manager
  • How to login to LXQt desktop

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Virtualbox guest additions on Ubuntu 20.04 LTS Focal Fossa

Virtualbox: install guest additions on Ubuntu 20.04 LTS Focal Fossa

The VirtualBox Guest Additions consist of device drivers that allow for better screen resolution and mouse integration. They will optimize your operating system with respect to its performance and usability. In this tutorial we will be installing the Virtualbox Guest Additions on Ubuntu 20.04 LTS Focal Fossa Linux.

In this tutorial you will learn:

  • How to install Virtualbox guest additions.
  • How to check Virtualbox guest additions installation.

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Ubuntu 20.04 Focal Fossa

Things to know about Ubuntu 20.04 Focal Fossa

Canonical’s latest iteration to the Ubuntu operating system is Ubuntu 20.04 Focal Fossa, released on April 23, 2020. This is an LTS (long term support) release – the type of release that Canonical only publishes every two years, and continues to support for the next five.

In this article, we’re going to go over some of the features we’re most excited about, and cover a lot of the differences between Focal Fossa and Ubuntu’s previous LTS release, Bionic Beaver. Read on as we take you through some of the upcoming changes.

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Sync time on Ubuntu 20.04

How to sync time on Ubuntu 20.04 Focal Fossa Linux

In this guide, we’ll be showing you how to setup time synchronization on Ubuntu 20.04 Focal Fossa. Time synchronization is an important part of keeping your system clock up to date and configuring timezones correctly.

In this tutorial you will learn:

  • How to ascertain date and time information
  • How to turn time synchronization on and off
  • How to test time synchronization
  • How to use GUI to edit time information

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Ubuntu 20.04 reset root password

Ubuntu 20.04 reset root password

The objective of this tutorial is to reset a lost root or user password on Ubuntu 20.04 Focal Fossa Linux.

In this tutorial you will learn:

  • How to gain root shell without password
  • How to mount root (/) directory read/write
  • How to reset root password
  • How to reset user password

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How to add user on Ubuntu 20.04 Focal Fossa Linux

How to add user on Ubuntu 20.04 Focal Fossa Linux

The purpose of this tutorial is to explain how to add user on Ubuntu 20.04 Focal Fossa Linux. The guide will provide instructions on how to add user on Ubuntu using graphical user interface (GUI) and also how to create user using a command line.

In this tutorial you will learn:

  • How to add user from command line
  • How to add user from graphical user interface
  • How to add user to group
  • How to retrieve user and group information

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Listing PPA repositories on Ubuntu 20.04

How to list and remove PPA repository on Ubuntu 20.04 Linux

As you probably know, tons of software can be installed in Ubuntu 20.04 right from the command line via apt or from the Ubuntu Software application on Ubuntu’s desktop. The way this works is that Ubuntu will query a repository which contains links to the various software you may wish to install. It searches for the package you specify, and then downloads and installs it.

Although Ubuntu’s default package archive contains some of the most common software people need, a lot of times it’s necessary to install a package using a PPA repository. No problem there, except these PPA repositories don’t remove themselves unless you do it manually. After a while, your system could be querying a lot of irrelevant PPA repositories every time you install or update software. In this guide, we’ll show you how to list and delete the PPA repositories on Ubuntu 20.04 Focal Fossa.

In this tutorial you will learn:

  • How to list PPA repositories via command line
  • How to remove PPA repositories via command line
  • How to list and remove PPA repositories via GUI

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