If you deleted a slide, I'm afraid it's gone. But don't worry, the template is still there. Create a new slide with the same template and fill it with the same contents. You can find more about this here: Create Slide.
If you deleted a slide, I'm afraid it's gone. But don't worry, the template is still there. Create a new slide with the same template and fill it with the same contents. You can find more about this here: Create Slide.