game closes on its own

hello peeps,

 after this new update and the season update, my game has been closing on its own and its been so frustrating mid gunfight or mid zone rotation, i play rank a lot and so its make me more mad cause at times it causes me to lose rp. my pc specs are b550m 5800x 4060rtx and well to what to what i thought were gigastone ram but turned out to be some crappy samsung ram sticks( buy from amazon and not ebay) my ram is 2400 mhz i just got some vengance ram sticks but when i plug them on it wasnt fully turning my pc on, like my sht was running but the monitors werent turning on neither was my keyboard anyways sorry, but yes its been closing my game on its own this season. can i get some clarification pls and thankyou. everything is up to date