sudo tail -100 /var/log/apache2/error.log
sudo nano 000-default.conf
sudo chmod -R 777 var/ pub/ generated/
sudo systemctl reload apache2
cd ../etc/apache2/sites-enabled
sudo apachectl restart
php bin/magento config:set web/secure/use_in_adminhtml 1
telnet reliancesolution.co.uk 80
Show Configuration
php bin/magento confi:show;
Then changed Store Url