Installing Roon Synology DS216J

Hello @David_Chancel and welcome to the forum.

Roon Server requires an x86 64 bit compatible CPU from Intel or AMD to run. Other CPU architectures like the ARM architecture used by your NAS are not supported. You can find several threads here on the forum, discussing “best” NAS for Roon and other NAS related questions:

https://community.roonlabs.com/search?q=best%20nas%20%23roon%3Aqnap-synology

Good guidance is also provided in: