if i upgrade acer asphire e5-521-205y will void warranty ?

hello sir/mam , i would like to ask if i upgrade and add ram on acer asphire e5-521-205y will void warranty ? i have an extra ddr3l ram but i can't upgrade my laptop because im afraid to lose my laptop warranty. my laptop has sticker on its screw at the back thats why i can't open it. anyone can give me some advise about this ? advance thankyou for your help and support ^_^