Install the latest version of the ESP8266 Arduino framework

What code? (If you post it, please properly format it using the <> icon)

Arduino : 1.8.13 (Windows 10), Carte : "[D1 R2] & [D1 MINI], 80 MHz, 921600, 4M (3M SPIFFS)"

In file included from C:\Users\moura\Documents\Arduino\libraries\RemoteXY\src/RemoteXY.h:137:0,

                 from C:\Users\moura\AppData\Local\Temp\arduino_modified_sketch_316925\sketch_sep27a.ino:26:

C:\Users\moura\Documents\Arduino\libraries\RemoteXY\src/RemoteXYComm_WiFi.h: In member function 'virtual uint8_t CRemoteXYServer_WiFi::available(CRemoteXYClient*)':

C:\Users\moura\Documents\Arduino\libraries\RemoteXY\src/RemoteXYComm_WiFi.h:99:12: error: 'class WiFiClient' has no member named 'disableKeepAlive'

         cl.disableKeepAlive ();     // remove memory leak

            ^

exit status 1

Erreur de compilation pour la carte [D1 R2] & [D1 MINI]

what is the problem and how to solve it

thank you