Delivery release SIMATIC WinCC V18
https://support.industry.siemens.com/cs/cn/en/view/109813587    

TIA Portal V18 offers no new device versions for Comfort and Basic panels.

In order to optimize the size of the standard installation, we are providing the panel images of previous versions ( <=V17) as far as these device versions are supported by TIA Portal V18. This DVD is available via SIOS download only. If you want to download to an HMI device using these versions, please install the respective image files.

The image files can be obtained and installed via:

Installation of DVD "SIMATIC WinCC Legacy Panel Images V18"

Download of DVD "SIMATIC WinCC Legacy Panel Images V18":  109807109