so i have a website named awgcor.com and in cpanel i have some file the file saved in .html are working fine but the file saved in .php have some like idk i really dont know the problem yestrday everything was fine but today idk what happend it dose not work the file saved in php jsut dose not work i have a file name backend.php but when i try to acess it from the frontend it say file dose not exsit same gose with login.php same problem but it was just working yesterday

i would love if my file are working and show in my website