The requested URL was not found on this server. Apache Server Port 443 code example
Example 1: Not Found The requested URL was not found on this server. Apache/2.4.41 (Ubuntu) Server at localhost Port 80
sudo ln -s /etc/phpmyadmin/apache.conf /etc/apache2/conf-available/phpmyadmin.conf
sudo a2enconf phpmyadmin
sudo service apache2 restart
Example 2: the requested url was not found on this server apache
In httpd.conf file you need to remove #
#LoadModule rewrite_module modules/mod_rewrite.so
after removing # line will look like this:
LoadModule rewrite_module modules/mod_rewrite.so
I am sure your issue will be solved..