“Server Is Currently Unavailable”

Uninstall the DSM 7 package with the KEEP option

Now reinstall the same package (SPK / version)

– Choose the Plex Claim Token option
– Click the “Get Plex Claim Token” hyperlink
– A new tab opens
– COPY that claim token
– Return to the installer page and PASTE the claim-xxxx token into the box on the form
– Click NEXT NEXT DONE and allow it to install

It will take a few seconds longer but will then confirm claimed to your Plex username if successful