Unreal crash when I use my nvidia card

I have a laptop ASUS, and this computer have 2 graphics card, one is integrated and is HP, the another one is NVIDIA 1 gb that is so much better that the integrated one. So when I have habilitated both cards, the game send me a crash error before a can get it started, but when I run the game just with the integrated card the games can be play, but here is the thing, how can I use both? because I have to play with low graphics because I can’t use the good one. (the game is Fortnite)

Hello,

For Fortnite issues, please visit http://fortnitehelp.epicgames.com/

There you will find various troubleshooting articles as well as an Email Us button that you can use to get in touch with one of our support staff who can assist you further with this.

Thanks