The new owners had the FCC change the station's callsign to KMYX-FM on January 8, 1990. By that point, the station was broadcasting a "soft rock" format featuring adult contemporary hits of the 1970s and 1980s.
The station was rebranded as KMYX-FM in January 1990, switching to a soft rock format featuring popular songs from the 1970s and 1980s.