Afterlogic have some interesting new look to the webmail of cpanel. Guides available at https://afterlogic.com/docs/webmail-lite/installation/install-on-cpanel

cd /root/

wget https://afterlogic.com/download/webmail-panel-installer.tar.gz

tar -xzvf ./webmail-panel-installer.tar.gz
cd ./webmail-panel-installer
chmod a+x ./installer
./installer -t lite -a install