You can actually download the specific iOS versions you are looking for from this GitHub. For steps on how to install the file, check here: https://medium.com/macoclock/how-to-add-device-support-files-to-xcode-ce4ca5965092
I'm running 13.2.1 and I have up to 15.2
CGorecke
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Have you heard any information about this yet? We would absolutely benefit from this if we can set posters for a user programmatically.