WHM/CPanel

instalando PHP 7.4 em CentOS 7.8 (WHM/CPanel)

yum install ea-php74-php-gd ea-php74-php-gettext ea-php74-php-intl ea-php74-php-xmlrpc \
ea-php74-php-curl ea-php74-php-mysqlnd ea-php74-php-mbstring ea-php74-php-zip ea-php74-php-iconv \
ea-php74-php-fileinfo ea-php74-php-exif ea-php74-php-bcmath

Instalando o Imagick pro PHP

yum install ImageMagick ImageMagick-devel -y
/opt/cpanel/ea-php74/root/usr/bin/pecl install imagick

identificando versão do CentOS

whmapi1 installed_versions packages=0|grep operating_system