mswin apco p25 help

Having difficulty hearing Sheriff and Columbus Police agencies. Are the frequencies up to date? Has the city shifted to MSWIN? At a loss here using Whistler 1040.

Please Help! I am new to the scanner world. I have purchased a Uniden BCD396XT from Amazon two weeks ago, and I am still learning how to use it. I live in the Rankin County Mississippi Area, and I am trying to program the MSWIN APCO P25 system into my scanner. I'm tring to listen to the...