McLaren P1 Owner's Handbook Manual page 109

INSTRUMENTS
LEFT-HAND SIDE OF DISPLAY
Tyre Type
The display will show all the possible tyre
types available. Select the tyres fitted to your
vehicle.
Press the OK button on the end of the control
stalk to confirm your choice.
Defaults
Select Restore Default Settings then press the
OK button on the end of the control stalk to
confirm that you wish to reset to the default
settings.
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