Install ImageMagick and Imagick on Cpanel Server

ImageMagick

Check first if it’s installed:
# /scripts/checkimagemagick

Proceed with Installation:
# /scripts/installimagemagick

Installation will take a couple minutes as it will install other packages needed by ImageMagick. After the installation, you can check your ImageMagick version:
# /usr/bin/convert --version

It will give you something like:
Version: ImageMagick 6.4.8 2009-05-11 Q16 OpenMP http://www.imagemagick.org Copyright: Copyright (C) 1999-2009 ImageMagick Studio LLC

Imagick

WHM -> Software -> Module Installers -> PHP Pecl (manage). On the box below Install a PHP Pecl enter imagick and click Install Now button

Restart Apache and check your phpinfo page to see the details of Imagick and ImageMagick as well.

Uninstall

ImageMagick:
# /scripts/cleanimagemagick

Imagick:
WHM -> Software -> Module Installers -> PHP Pecl (manage). Click on Uninstall button for Imagick.

That's all