By default, the platform does not have this option. We are sending the Code below as an exception. You can use the following CSS code to hide the Post Updated Name on the Activity Feed page. 

Please follow the steps below:

    1. Go to BuddyBoss - Theme Options

    2. Under Custom Codes, enable CSS

    3. Append the following:

.activity-header p:first-child {

    display: none;

}

    4. Save changes 

Note: Any modifications are considered as custom work already. Know more about our Support policy here: https://www.buddyboss.com/support-policy/

Screenshot 

Without Code: 

With Code: