Find

share-config:

$ find ~/tomcat/ | grep share-config

$TOMCAT_DIR/webapps/share/WEB-INF/classes/alfresco/share-config.xml
$TOMCAT_DIR/webapps/share/WEB-INF/classes/share-config.properties
$TOMCAT_DIR/shared/classes/alfresco/web-extension/share-config-custom.xml

Edit

Edit share-config.xml and share-config-custom.xml:

Set show-authorization-status to false.

<!-- Default 
   <show-authorization-status>true</show-authorization-status> 
-->
<show-authorization-status>false</show-authorization-status>

Restart tomcat

$ sudo service tomcat restart

Reference

• Can’t list users in admin tools