You can delete a ruleset and its associated shared rules from a selected FTD device. The ruleset can also be detached from an FTD device from the ruleset page.
- In the navigation pane, click Devices & Services.
- Select the device that you want from the list and in the Management pane on the right, click Policy.
- Click the delete icon appearing on the top right corner of a ruleset.
- Click Confirm.
- Review and deploy the changes you made, or wait and deploy multiple changes at once.