In this example, we are changing the SSL certificate to a CNAME / Alias type as described here - CNAME / Alias certificate
If you want to change the SSL certificate to a server host name only type, select the appropriate certificate and then click 'Next'. Configuring a server host name type URL described here - Standard Server host name certificate
In the configuration modification page, select the checkbox for 'SSL Certificate' then click 'Change Certificate':
Use the drop down list to select the SSL certificate which represents the CNAME / Alias you wish to use.
Certificate selection dialog
With the appropriate SSL certificate selected, click 'Set CNAME / Alias'
Certificate selection dialog
In the set CNAME / Alias dialog page, the dialog will be prepopulated with a value for the CNAME / Alias based upon the selected certificated.
Modify the prepopulated URL value if required.
Click 'Set CNAME / Alias'
Set CNAME / Alias dialog
Click 'Next'
Certificate selection dialog - CNAME / Alias set confirmed
Click 'Install'
Certificate Modification option dialog
The installer will make the required configuration changes and display a summary once complete.