Vintage X requires the FULL version of Kontakt 6 or 7. If you are using the free "Kontakt Player," most third-party libraries (including Vintage X) will only run for 15 minutes before muting. Open Kontakt standalone and check the top-left corner. If it says "Player," you need to upgrade.
If you are looking for free vintage sounds that do work in the free player, Native Instruments' Komplete Start includes the , which has a dedicated "Vintage" section. vintage x for kontakt download full
The library contains over 2 GB of 24-bit samples, featuring a comprehensive collection of vintage keyboard sounds, including electric pianos, organs, pianos, and synthesizers. These sounds are meticulously recorded and processed to provide an authentic vintage feel. Vintage X requires the FULL version of Kontakt 6 or 7