There are plenty of ways to hide a popcorn ceiling without scraping. Check out these suggestions from home improvement ...

The most common approach with unpainted texture is to mist it with a spray bottle and scrape off the softened texture.

I would consider it 'outdated.'" Popcorn ceiling, also known as a "cottage cheese ceiling," is a bumpy and textured wall application formed by applying wet joint compound to a drywall surface ...