We had deployed a Laravel application on AWS about a year back. We had used Comodo’s SSL for this web application. As the SSL expired, we had to go through the renewal process to make sure that the website does not have the Privacy Error message / ‘Not Secure’ warning. We followed the following steps.
If you have forgotten the user (or root) password on an Ubuntu system, follow these steps and you will be able to login and start using the machine again. When the machine is booting, keep the Shift key pressed; this will invoke the Grub menu. The menu will look something like this. Select the Advanced