How do i update to nougat from marshmellow on zte majesty pro.dont want to root

[D Carter2]

Do not want to root phone.i have no experience in rooting phones.zte guy said my phone not strong enough for oreo.

 

[J Dubbs]

Don't bother, nougats not worth it.
If you just HAVE to have nougat buy a new phone with nougat already on it.