In DPR, when you go the release list view, by default there is the Planned start and end date column. How are these set? When double clicking them, the box is greyed out with the message "Security prevents writing to this field."
In this ServiceNow Community video the fields are populated:
In this session, we'll close out our discussion on the maturity journey by taking a deep dive into policy definitions. We'll review the anatomy of a policy and show how you can define custom approval policies to automate release validation.
