What should I pay attention to when using US WIFI for ESP32?

[yekun1996]

What should I pay attention to when using US WIFI for ESP32?Do I need to change the country code?
wifi_country_t country_infor ={.cc="USA", .schan=1, .nchan=11, .policy=WIFI_COUNTRY_POLICY_AUTO};
esp_wifi_set_country(&country_infor);