Learn how to update the configuration of a child campaign in Zuora by following a series of steps, including launching the Promotion Codes, locating the campaign, and making necessary changes.

1. Launch Promotion Codes from your Zuora tenant.
2. In the Campaigns tab, locate the campaign that includes the target child campaign, and click to enter the homepage of the campaign.
3. Scroll to the bottom of the campaign homepage, locate the child campaign that you want to update, and click on the left.
4. Select Edit from the expanded menu.
5. In the Update Promo dialog, make the corresponding changes to the configuration of the selected child campaign.
6. Click Update to save the changes.