Lexus LC 500 2022 Owner's Manual, Quick Manual page 22

Memory recall function (driver's side only)
Each electronic key (including a card key) can be registered to recall your preferred driving
position.
Registering procedure
■
1
Turn the engine switch <power switch> to IGNITION ON mode <ON mode>.
2
Check that the shift position is in P.
3
Recall the driving position that you want to record.
21
4
While pressing the recalled button,
press and hold the door lock switch
(either lock or unlock) until the buzzer
sounds.
If the button could not be registered,
the buzzer sounds continuously for
approximately 3 seconds.