how to install php 7.2 to php 7.4 step in php

sudo apt-get update

sudo apt -y install software-properties-common

sudo add-apt-repository ppa:ondrej/php

sudo apt-get update

sudo apt-get install php7.4

sudo apt-get install php7.4-mysql

php -v (check to make sure PHP 7.4 is installed)

sudo apt install php7.4-fpm php7.4-common php7.4-mbstring php7.4-xmlrpc php7.4-gd php7.4-xml php7.4-mysql php7.4-cli php7.4-zip php7.4-curl

sudo a2dismod php7.0

sudo a2enmod php7.4

sudo service apache2 restart