Problem FPS

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Hi, I bought a MSI GF65 Thin with this specs: Core i7 9750-H, Nvidia Geforce RTX 2060, 16 GB DDR4, 512GB SSD

I download Call of Duty warzone yesterday but fps is so bad, around 20 to 50 and i don't know what i do for to get better performance

Someone can i help me plese??