Synology DiskStation DS218play

[tom80H]

The DS218play uses an ARM v8 chip which is not yet officially supported.
The team is currently running a public forum beta:

Much faster (hopefully), smaller (mostly) and better PMS builds preview (1.15.0.573-123756e9a)

Hello forum users, For some time now, a small internal team has been working on revamping how we handle the numerous dependencies of Plex Media Server as well as the toolchains and the build system itself. This is not only great for our developers, but also allows us to fix issues and adopt new technology faster than before. We also took this opportunity to upgrade some of those dependencies and to improve pretty much every aspect of producing a release. All this required quite a few under-the-…

If you consider using those, keep in mind this is an unreleased test version. There’s a number of known bugs/issues – reading the thread will help you understand the constraints.