In the left pane, click Edge Configurations, and then select Secrets.
On the Secrets page, click the ID of the secret you want to edit, and then click the Update Secret button.
OR
In the Actions column, click the vertical ellipsis for the secret you want to edit, and then select Edit.
Note: If you change the secret name, property versions that refer to that secret will fail validation and will have to be updated. However, if a property that was using the secret has already been deployed to staging or production, the property is not affected by the name change.