Official Plex packages for the Raspberry Pi 2-4 and other ARMv7 and ARMv8 devices have been available for several months. It’s finally time to pull the plug and disable my own private package repository.
Please read the following thread if you still have not migrated to the official package repository: https://forums.plex.tv/t/read-me-first-about-server-armv7-and-armv8-ubuntu-debian/226567