upgrade php 8 ubuntu 20.04
# php -v (default PHP version)
# From PHP 8.0 to PHP 7.4:
sudo a2dismod php8.0
sudo a2enmod php7.4
sudo update-alternatives --set php /usr/bin/php7.4
sudo service apache2 restart
# From PHP 7.4 to PHP 8.0:
sudo a2dismod php7.4
sudo a2enmod php8.0
sudo update-alternatives --set php /usr/bin/php8.0
sudo service apache2 restarthow to change php version 8 to 7.1 in ubuntu 20.04
$ sudo apt install python-software-properties
$ sudo add-apt-repository ppa:ondrej/phpCopyright © 2021 Codeinu
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