I feel like all the toddlers I know, including my own, would already know how to use a smartphone by the time they would be able to learn to use this phone.
Also, I'm sorry for the various typos in the previous post.
https://www.t-mobile.com/support/account/change-your-billing...
https://www.verizon.com/support/knowledge-base-214957/
https://asecare.att.com/tutorials/officehand-e-911-emergency...