The Yoast SEO Premium's redirects manager includes automatic redirect creation and redirect request notifications. In rare cases, you may prefer to turn off some of these features.

yoast-disable-automatic-redirects.php

<?php
/*
* from https://kb.yoast.com/kb/how-to-disable-automatic-redirects/
* 
* Yoast SEO Disable Automatic Redirects for
* Posts And Pages
* Credit: Yoast Development Team
* Last Tested: May 09 2017 using Yoast SEO Premium 4.7.1 on WordPress 4.7.4
*/
add_filter('wpseo_premium_post_redirect_slug_change', '__return_true' );
/*
* Yoast SEO Disable Automatic Redirects for
* Taxonomies (Category, Tags, Etc)
* Credit: Yoast Development Team
* Last Tested: May 09 2017 using Yoast SEO Premium 4.7.1 on WordPress 4.7.4
*/
add_filter('wpseo_premium_term_redirect_slug_change', '__return_true' );
/*
* Yoast SEO Disable Redirect Notifications for
* Posts or Pages: Moved to Trash
* Credit: Yoast Development Team
* Last Tested: May 09 2017 using Yoast SEO Premium 4.7.1 on WordPress 4.7.4
*/
add_filter('wpseo_enable_notification_post_trash', '__return_false');
/*
* Yoast SEO Disable Redirect Notifications for
* Posts and Pages: Change URL
* Credit: Yoast Development Team
* Last Tested: May 09 2017 using Yoast SEO Premium 4.7.1 on WordPress 4.7.4
*/
add_filter('wpseo_enable_notification_post_slug_change', '__return_false');
/*
* Yoast SEO Disable Redirect Notifications for
* Taxonomies: Moved to Trash
* Credit: Yoast Development Team
* Last Tested: May 09 2017 using Yoast SEO Premium 4.7.1 on WordPress 4.7.4
*/
add_filter('wpseo_enable_notification_term_delete','__return_false');
/*
* Yoast SEO Disable Redirect Notifications for
* Taxonomies: Change URL
* Credit: Yoast Development Team
* Last Tested: May 09 2017 using Yoast SEO Premium 4.7.1 on WordPress 4.7.4
*/
add_filter('wpseo_enable_notification_term_slug_change','__return_false');