It's a 1-inch margin correct behind the doorway in which the toast didn’t brown effectively. This really is common of most toaster ovens. Just make sure to press your bread all of the method to the back in the oven rack. The oven gentle turns on and off periodically all https://allhealthmarket.com/product/highly-recommended/appliances/air-fryers/digital-air-fryer-air-fryer-10-in-1-digital-air-fryer-oven-5-8-qt-air-fryer-toaster-oven-oil-free-cooker-120-visible-window-with-free-recipes/