Acura RLX 2017 Owner's Manual page 199

uuAudio System Basic OperationuOn Demand Multi-Use Display
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198
TM
You can preset the settings of four or three
categories (Places, Phone, Climate, Audio)
from Shortcuts.
1Shortcuts
The preset memory is cleared when it is disconnected
from the power source, such as when the battery is
disconnected or goes dead.