Official comment
@FrancoM Yes you will need to update because older versions aren't always seen by the newest gear. The RX2 would fit the bill for stand alone with waveforms or ope to use with rekordbox. The 1000/RZ are straight rekordbox controllers and both very good with the edge to the 1000 which is awesome.
Watch this video for moving your database and backing up
https://forums.pioneerdj.com/hc/en-us/articles/205021549-Moving-your-rekordbox-database-Video-