I didn’t see any official announcement, or discussion in the forums. Plex has now published their main Windows programs inside the Microsoft store. Their versions look like they’re current and being updated.
Here is PMS for Windows:
Here is Plex (client) for Windows:
And here is the Plex HTPC Client:
Alternatively, if you’re a fan of winget, they’re also available there. Just go to a terminal and type:
winget search plex
You can install them using these commands.
Server:
winget install Plex.PlexMediaServer
Plex for Windows:
winget install Plex.Plex
Plex HTPC:
winget install Plex.PlexHTPC
Tautulli also seems to be maintained and updated:
winget install Tautulli.Tautulli
(For those who carefully check repositories, I can confirm that the first three are indeed sourced from plex.tv, and Tautulli is sourced to their github)