Install or change PHP version Ubunut Mint
Install various PHP versions
sudo add-apt-repository -y ppa:ondrej/php
sudo apt update
sudo apt install php7.4
sudo a2enmod php7.4
To change default version
sudo update-alternatives --config php
Install various PHP versions
sudo add-apt-repository -y ppa:ondrej/php
sudo apt update
sudo apt install php7.4
sudo a2enmod php7.4
To change default version
sudo update-alternatives --config php