Reheat on Hot Tray: You can simply place the baking tray in the oven and set the temperature of your oven to 450 degrees Fahrenheit. During the preheating process, you do not need to put the pizza. When the oven is preheated to the desired level, simply put the pizza on the hot tray. Once you put all the slices take them back to the oven. Now you have to bake it for at least five minutes on the middle rack of the oven. Once the process is done remove it from the oven and let it cool to serve. Reheat On a Thin Foil: You can directly place the pieces of pizza on a tin foil and then place it on your oven rack. Once you put all the slices start baking it for at least 5 minutes at 450 degrees Fahrenheit. If you like a softer crust, then you must go for ten minutes at 350 degrees Fahrenheit. Reheat in Microwave and Oven combo: A microwave isn’t a great choice for heating pizza. If you go for a microwave and oven combination approach, it will save time for you. Let's discuss how to reheat pizza in a microwave and crisp it back to life in the oven: For reheating you have to place the pizza in the microwave for about 30 seconds. Once done, place it in the cold oven on a tray. Now set the temperature of the oven to 350 degrees Fahrenheit. Once finishes preheating take out the pizza. That's it!