A new leak from ResetEra tells us that Sony plans to bring all five Uncharted games to PC soon. The bundle will be announced on September 6 and will be available on Steam and the Epic Games Store.
https://www.notebookcheck.net/Uncharted-The-Naughty-Dog-PC-Collection-slated-for-a-September-6-reveal-will-allegedly-feature-all-five-Uncharted-games.558142.0.html