My game is crashing, how to fix it? FORTNITE

Development Platform & Builds
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1

When I want to lunch the game, it load a little bit and then crashes, how to fix it??? Im using 64 bit system
It happend yesterday when I wanted to install new update, from then I cant play Fortnite

2

go to the fortnite support page you wont get any help here

3

I have the same problem what do I need to do on the support page?