Change WordPress email sender

gistfile1.php

/**
 * Change wp_mail's from name
 */
function iweb_change_from_name( $name = '' ) {
	return get_bloginfo( 'name' );
}
add_filter( 'wp_mail_from_name', 'iweb_change_from_name' );

/**
 * Change wp_mail's from email
 */
function iweb_change_from_email( $email = '' ) {
	return get_bloginfo( 'admin_email' );
}
add_filter( 'wp_mail_from', 'iweb_change_from_email' );