Youzify - Change image size thumbnail "Upload New Avatar Post Status Type"

custom_youzify_get_attachment_image_size.php

<?php
add_filter('youzify_get_attachment_image_size', 'custom_youzify_get_attachment_image_size', 999,
2);
function custom_youzify_get_attachment_image_size($size, $element) {
if ($element == 'activity-avatar-image') {
$size = 'full';
}
return $size;
}