How to Set a Publishing Date for Your Post/Article:
Go to 'Post Date' in the article settings menu and select the date and time for the article.
How to Schedule a Post/Article to Publish at a Future Date:
If you set the date and time in the 'Post Date' field in the article menu to a future date, the system will automatically schedule the post to be published at that date and time. You can just set it and save.