Hello

In the following Link you will find an Excel List with all available Upgrade licenses in WinCC V15.0 at the end of the website:

https://support.industry.siemens.com/cs/de/en/view/109753803

But Its right, you have to separate between Engineering and Runtime Licenses.

Perhaps you can send a Screenshot of the Licenses then we can see which type it is.

Bye Murof