Nvidia 840m

pcontu

System: Windows 10
Battery or AC: AC
Description: Driver
Model: UX303LN i7 4510u
Frequency of Occurrence: Always
Reset OS: No

Driver per Windows 10 da sito non compatibili

RAJU.MSC.MATHEMATICS

as per Nvidia , 840M is surely compatible with Dch driver v436.48 , so download from nvidia official website or download from Asus support model website