How To Install lcdtest on Fedora 36

In this tutorial we learn how to install lcdtest in Fedora 36. lcdtest is Displays monitor test patterns

Introduction

In this tutorial we learn how to install lcdtest on Fedora 36.

What is `lcdtest`

lcdtest is a utility to display LCD monitor test patterns. It may be useful for adjusting the pixel clock frequency and phase on LCD monitors when using analog inputs, and for finding pixels that are stuck on or off.

We can use yum or dnf to install lcdtest on Fedora 36. In this tutorial we discuss both methods but you only need to choose one of method to install lcdtest.

Install lcdtest on Fedora 36 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

After updating yum database, We can install lcdtest using dnf by running the following command:

sudo dnf -y install lcdtest

Install lcdtest on Fedora 36 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

After updating yum database, We can install lcdtest using yum by running the following command:

sudo yum -y install lcdtest

How To Uninstall lcdtest on Fedora 36

To uninstall only the lcdtest package we can use the following command:

sudo dnf remove lcdtest

lcdtest Package Contents on Fedora 36

/usr/bin/lcdtest
/usr/lib/.build-id
/usr/lib/.build-id/f2
/usr/lib/.build-id/f2/735ef1a5268a3b9989d0d1fa2a286d1df7889b
/usr/share/applications/lcdtest.desktop
/usr/share/doc/lcdtest
/usr/share/doc/lcdtest/COPYING
/usr/share/doc/lcdtest/README
/usr/share/man/man1/lcdtest.1.gz
/usr/share/pixmaps/lcdtest.svg

References

lcdtest website

Summary

In this tutorial we learn how to install lcdtest on Fedora 36 using yum and [dnf]((/fedora/36/dnf/).