From the related release announcement for Plex for Mac, Windows, and Linux
Frequent Questions
- What about a Linux version? Right now, we’re focusing our resources on macOS and Windows to ensure they receive the best experience they can. It’s certainly possible that we could expand to support Linux in the future, but for now it’ll be Windows and macOS.
and
Future Considerations
We’re listening to user feedback and discussing the following topics. We’ll share more information when available.
- Plex for Linux
I’m not aware of any subsequent updates / statements