Arduino Uno R4 Wifi and WiFiClientSecure

Official Hardware UNO Family UNO R4 WiFi
3

Mmm ... I think that WiFiClientSecure library is specific to ESP32 ... on UNO R4 WiFi you have the WiFiSSLClient ... you may need to modify the library that depends on WiFiClientSecure. :roll_eyes:

You can try taking a look :wink:

Guglielmo