Most paper bowls are not resistant to high temperatures. Microwave ovens heat up extremely fast, and if you don’t control them well, the temperature will be too high, and the paper bowls will become soft and easy to burn. Too high and it will burn. Paper bowls will also infiltrate with food at high temperatures, and it is inevitable that substances that are not conducive to health will penetrate into food.
Whether or not disposable paper bowls can be microwaved depends on the specific type and brand of the bowl. Some disposable paper bowls are microwave-safe, while others are not.