On DSM 7,
Package Center
– Remove
– Package menu pops up
– FIRST option is “KEEP”. Use this option (select the radio button)
– NEXT and continue to uninstall.
(the reverse of installing in Package Center)
The DSM 7 claim token procedure is above (what I just wrote)
Also here in the FAQ
FAQ 15: Claiming & Connecting to a troublesome Synology server
This FAQ is for those situations where the normal claim process has failed.
There are multiple techniques to accomplish this.
DSM 7
Uninstall the package with the “Keep” option
Reinstall the package , selecting the “Plex Claim Token” option
Click “Get Plex Claim Token”.
Browser tab will open and display a “claim-xxxxxxx” token string
“COPY” the string
Return to the installer window
PASTE the claim-xxxxx into the small window …
@rvhaeften
If you’re having language difficulties, the DSM 7 package does work in Dutch native language. Change your Synology system language and the package will adjust all dialog appropriately.