Yes frozen chicken can be cooked in a NuWave air fryer.
To cook your frozen chicken in the NuWave air fryer season or just place your frozen chicken directly into the NuWave Air Fryer.
And then air fry the frozen chicken at 390 F for 15 minutes.
You can use any air fryer to cook frozen chicken and there's no need to thaw the frozen chicken out first before air frying it.
Although if you do use thawed chicken in the NuWave air fryer or other air fryer the chicken will cook much faster and more evenly.
But you certainly can use the NuWave or other air fryer to cook frozen chicken and other frozen meat.