You can view recent rule changes, including summaries of the rules and dates when changes occurred.
On the Policy Editor, click → .
On the Rule History page, view all changes made to rules, or click the Rule Version tab to see the newest time stamp for each device that rules are categorized under on the system. This view helps you locate the version of each rule for management and compliance regulations. By default, the system sorts device types alphabetically by name. To sort them by time stamp, click the Version column header.
Click Close.