You can add this code to the greeting page content:

<!--Hide "Search for a Team" Tab--> 
<style type="text/css"> 
#search_part_team ul li:last-child { 
visibility: hidden !important; 

</style> 

Note: This content solution was provided by a web developer. Support cannot assist with the implementation or further troubleshooting of this custom code. Further assistance is available at the Blackbaud Community.