Plex Media Server - Not Authorized You Do Not Have Access To This Server

[ChuckPa]

Yes, Using the IP is required. It’s unfortunate but how Synology works.

From the Synology FAQ

Synology FAQ - Questions, Answers, and How-To's

Synology Frequently Asked Questions Table of Contents Intro: Posting in the Plex Synology Forum DSM 6 & 7 FAQ Some of these FAQ apply equally to DSM 7 and 6. Others do not. Please read carefully before proceeding. Getting access to the Logs Have I installed the latest version…? Which version do I need, Intel or ARM? 3a. Using Plex’s package signing public key - DSM 6 LAN addressing requirements - RFC1918 specification for local LAN? First run & Setup Recommended Media Organization and A…

There is a dedicated First-Run and setup How To.

Installation & Setup of Plex Media Server on Synology

Creating Shared Folders If you don’t have existing shared folders for your media, follow these steps **If you already have your media stored how you want it, you can skip this step DSM 7 NOTICE: On DSM 7, “System Internal User” PlexMediaServer is used (change ‘Local User’ → ‘System Internal User’) when granting shared folder permissions. Open Control Panel Click Shared Folder → Click “Create” (at the top) Give it a name Decide if you want the Recycle Bin on or off. The recycle bin …