NEED URGENT HELP

hi

ive been having problems with my nvidia GPU. it simply wont be detected by the system at all. everytime i try to install drivers for my GPU and it cannot complete the systems requirements check because my GPU is not compatible, even though ive checked double checked and assured by nvidia that my GPU is very much compatible. my GPU nvidia one is also not under the display adapters option in my device manager.

PLEASE HELP

Dell inspiron 15 3000 series

i7

Nvidia geforce 840m