Once installed, your Plex Media Server will be ready to use. Once you find the Plex package, click Install. Open the Package Center, then search for Plex. You can easily install Plex on your Synology NAS using the Plex package found in the Synology Package Center. In this step by step guide I will show you 3 different methods on how to install Plex on your Synology NAS device. From personal media on your own Synology server to podcasts, web shows, and news, to streaming music, you can enjoy it all in one app, on any device. Plex gives you one place to find and access all the media that matters to you. The Plex Media Server desktop application runs on Windows, macOS, and Linux. The Plex Media Server organizes video, audio, and photos from a user’s collections and from online services, and streams it to the players. Then enter your password into the “custom certificate encryption key” option.Plex is an American streaming media service and a client–server media player platform made by Plex, Inc. Enter the Path to your file in the “custom certificate” option.Log into Plex and go to Settings -> Network -> Advanced settings.Upload this file to the Plex folder on you Synology NAS.Now a file will be exported, the name will be ****.pfx (The name you specified above).Run the command pkcs12 -export -out -in cert.pem -inkey privkey.pem -certfile chain.pem -name “” (Replace both with your domain name).

Right click on openssl.exe and select run as administrator.

Now unzip the zip files from step 4 and 5 into one folder.

Next go to and get the openssl executable, this will download a zip file.

Select the small arrow next to add and select export certificate.

Go to Security and select Certificate from the top tab.

First you will need to go to Control Panel on your Synology NAS.

After much time and research I found a relatively simple way to install your Synology NAS’S SSL certificate on Plex. After setting up Plex on my Synology NAS, I was confused that it seemed to be very difficult to install an SSL Certificate.

Plex synology server