Don't replace the style, replace the instrument (RealTrack). Select the Channel (Bass) and either Right Click or alternately select the RealTrack Picker and you can substitute any RT with any RT you desire. You can also replace a RT with a MIDI instrument.
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BiaB Ultra Pak+ 2020:RB 2020: Dell Inspiron AIO Desktop; Windows-10-64 bit, 7th Generation AMD A9-9425 Processor Five Core 3100 Mhz and 16GB DDR4 Memory.