Using that method, you need to stop apache first, then do the renewal and then restart apache. (Uses same port for checking the certificates as Apache uses.)
About the insecure warning, apparently you did not read it
There are some images or parts of your site that you link to that are not using SSL.
Basically, you need to make sure everything on your site is located within your https domain.
About the insecure warning, apparently you did not read it
There are some images or parts of your site that you link to that are not using SSL.
Basically, you need to make sure everything on your site is located within your https domain.