Check out this article for help https://www.posersoftware.com/article/499/how-to-fix-your-runtime-now-that-adobe-flash-has-reached-end-of-life

You could also try using explorer and drag and drop content from your runtimes to poser.

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Available on Amazon for the Kindle E-Reader Monster of the North and The Shimmering Mage

Today I break my own personal record for the number of days for being alive.
Check out my store here or my free stuff here
I use Poser 13 and win 10