Install Apache webserver with the following command
sudo apt-get install apache2 -y
Next Change ownership to pi user,
sudo chown -R pi:www-data /var/www/html/
sudo chmod -R 770 /var/www/html/
Test Apache on Raspberry Pi
wget -O check_apache.html http://127.0.0.1
Can also be tested by entering the Raspberry Pi’s IP address or http://localhost in a web browser. The default Webpage for Apache should appear, it can be found in /var/www/html/index.html
Documentation for Apache can be found at https://httpd.apache.org/docs/2.4/