ESP 32 Cam - Webserver Slider and Butons are Missing

i have uploded the code from Example of ESP32

-- ESP32 --> Camera --> Webserver
But When i gone on ip and open the server it is not showing the Face Recognition and Enroll Face buttons i need your help

Depending on which version (there are many) of the software you are using, it has either been disabled, as it kills performance OR it is temporarily disabled. Post the code in code tags so we can tell.