Return All Post from publish to draft [duplicate]

Quite easily:

  1. Go to your Admin Panel –> Posts

  2. Select the posts you want to change back to drafts

  3. Under Bulk Actions Click on Edit
    Published to Draft-step01

  4. Under Status click on Draft and press Apply
    Published to Draft-step02

  5. Finished

If you have more posts, just go through them the same way. 🙂