The date on which the publication went Live for the first time is saved as the Original Publish Date. The Original Publish Date can be changed to an earlier date, but cannot be moved forward. The Original Publish Date of the publication is available on the Info page of the publication on Newsstand.
To change the Original Publish Date of your publication follow the steps below:
1. From My Publication page open the collection you wish and click the Edit settings button of your publication.
2. The INFO section will be opened by default. Scroll down and find the Original Publish Date and customize it.
3. Click the Save and close button when you are done.