Hook um_change_password_errors_hook

um_change_password_errors_hook.php

<?php

/**
 * Hook: um_change_password_errors_hook
 *
 * Type: action
 *
 * Description: Fires on change password form submit.
 * Used in the core to process changing password validation.
 * May be used to extend changing password validation.
 *
 * @example https://github.com/ultimatemember/ultimatemember/blob/master/includes/core/class-password.php#L406
 * @link    https://docs.ultimatemember.com/article/1077-umchangepassworderrorshook
 *
 * @package um\core
 * @see     um\core\Password::form_init()
 * @see     um\core\Password::um_change_password_errors_hook()
 * @since   2.0
 * @version 3.0
 *
 * @param array $post Submitted data.
 */
function my_change_password_errors( $post ) {
	// your code here.
}
add_action( 'um_change_password_errors_hook', 'my_change_password_errors', 10, 1 );