Has someone resolved deprecated problems?

There are several errors related to deprecated functions.
https://www.ads-software.com/support/topic/deprecated-functions-8

Does someone replace register_sidebar_widget with wp_register_widget_control in diamond-bloglist.php, diamond-recent-comments.php, diamond-recent-posts.php

Thanks
Alicia

https://www.ads-software.com/plugins/diamond-multisite-widgets/