You can turn thIs feature, Natural Arrangement, off in individual songs, or globally.

Also, don’t put a lot of stock in the accuracy of the percentage given. Use your ears to decide if you want the chords to sound exactly as written (turn it off), or somewhat simplified to perhaps give better or more common voicing (turn it on).
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BIAB 2022 Win Audiophile. Software: Studio One 5 Pro, Swam horns, Audition, Notion 7; Win 10 64 Pro. Hardware: custom i7 16 Gb; Roland Integra-7, Presonus Studio 192, Presonus Faderport 8, Royer 121, Adam Sub8 & A5X monitors