Acer Aspire E14 display adapters

Hi,

i recently bought an acer aspre e14, noticed that there are 2 display adapters which is nvidia geforce 820m & intel HD 5500. do i need to disabled the intel hd 5500? if yes, how can i do that?

i try disabled the intel hd 5500 at ther device manager, after that i still get the message "you are not currently using a display attached to an NVIDIA GPU." while i try to open the Nvidia control panel.

pls assisst.

thank you & have a nice day.

Lim