Toyota Corolla 2023 Owner's Manual page 9

Introduction
Please note that Toyota takes no responsible whatsoever for direct and/or
indirect damage, and offers no compensation for data if the data that was
saved in the internal memory could not be saved properly.
Removal of the 12-volt battery
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When the power switch is turned off, all data is saved in the system. If the
12-volt battery terminal is removed before the data is saved, the data may
not be saved correctly.
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