Thrustmaster T818 Firmware-Aktualisierung Seite 9

Then, in accordance with the message indicated by the firmware updater,
switch the racing wheel off then on again in order to validate the procedure.
The racing wheel is auto-calibrating (automatic movements of the wheel from left to
right), then the power light comes on again.
Then, click OK to return to the main window of the firmware updater.
Thrustmaster Advanced Mode Racer – Ver.: 5.20
10) Quit the program by clicking X (but not OK).