Install XLN Audio plugins from the Splice desktop client and restart your machine.
Relaunch Logic Pro X and you will see RC-20 under the FX dropdown and Addictive Keys in the Instrument dropdown in your channel strip
Adding XLN Audio plugins into Logic Pro X
This article applies to RC-20 Retro Color, XO, Addictive Drums, and Addictive Keys Complete Collection.
Updated over a year ago