Hanwha PNM-9085RQZ unable to be discovered by Apex

Apex may be unable to discover or add certain Hanwha camera models, such as the PNM-9085RQZ. If this happens, follow these steps:

Connect to the camera in a web browser
Navigate to Setup > HTTPS
Under Secure connection system change from HTTPS )Secure connection mode using a unique certificate) to HTTP (Do not use a secure connection)
Save the settings and close the browser window

Once completed, Apex will be able to discover the camera and allow you to add it as normal