> ## Documentation Index > Fetch the complete documentation index at: https://specterops-feat-poc-api-playground.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Modify Tier Zero Applies to BloodHound Enterprise only Learn how to modify Tier Zero membership in BloodHound Enterprise. ## Purpose Administrators should use it whenever a need to manually update Tier Zero arises. ## Prerequisites This process requires an Administrator account in BloodHound Enterprise. ## Process 1. Open the **Group Management** page 2. In the left-hand side, the "Add or Remove Members" input box allows you to [search](/analyze-data/bloodhound-gui/explore-objects) and select the objects you'd like to add to or remove from Tier Zero. 3. Once all changes are queued up, click on **Confirm Changes**. ## Outcome Once Tier Zero has changed, the BloodHound Enterprise tenant will start a reanalysis of Attack Paths, once completed the Attack Paths page will be updated accordingly.