. The race returned after being cancelled in due to the
COVID-19 pandemic. From this race onward, any practice times set during waved yellow flags would be deleted. The final two rounds of the
2021 W Series were held as
support races for the Grand Prix. This was the ninth time that Austin has hosted a Formula One Grand Prix. Some restrictions on paddock access related to the COVID-19 pandemic were lowered starting from this event. In the constructors' championship,
Mercedes led
Red Bull Racing by 36 points. Behind them, third-placed
McLaren led fourth-placed
Ferrari by 7.5 points with 240 points, with
Alpine a distant fifth with 104 points. The title sponsor of
Ferrari,
Mission Winnow, returned for this race. The name and sponsor logos were used by Ferrari at the
Bahrain,
Emilia Romagna,
Portuguese,
Spanish,
Monaco,
Azerbaijan, and
Russian Grands Prix, but were not used in any races from the to the
Italian Grand Prix, and the
Turkish Grand Prix, for legal reasons.
Tyre choices Sole tyre supplier Pirelli allocated the
C2, C3, and C4 compounds of tyre to be used in the race. ==Practice==