My first question is, how can I learn the model of my Nokia cellphone?
You can find the model of your phone by going to Settings > About phone. There you'll be able to find your Device name, Model, Android version etc.
Hope this helps!
Glad to be of help! To learn more about your phone, check out our user guides: https://www.nokia.com/en_int/phones/support/user-guides. Just select your device from the list and you'll be able to access all kinds of information on how to set up and use your phone.
Wishing you pleasant moments with your new Nokia phone! :)