Downloaded the latest version and this was listed in What's New. I far as I can tell on uniden.com they have not issued a upgrade for the 325P2 or 996P2 for NXDN. Since this software will do the HP-536/436 and SDS-100/200 I am thinking maybe they (Proscan.org) made a mistake on scanners?
Version 14.8 Newest Version 04/03/19
Added - NXDN Trunk & NXDN One-Freq Support for the BCD325P2 & BCD996P2
Version 14.8 Newest Version 04/03/19
Added - NXDN Trunk & NXDN One-Freq Support for the BCD325P2 & BCD996P2