WordPress default email and Name FROM change

wp_email_functions.php

//use this code into your functions.php file. 

function bb_sender_email( $original_email_address ) {
 return '[email protected]';
}

// Function to change sender name
function bb_sender_name( $original_email_from ) {
 return 'Your Name';
}

// Hooking up our functions to WordPress filters 
add_filter( 'wp_mail_from', 'bb_sender_email' );
add_filter( 'wp_mail_from_name', 'bb_sender_name' );