A:AnswerModel number 81T20002US, is the Lenovo Legion Y545 laptop. Here is the link to the proper User Manual for this Legion Y545 model: https://download.lenovo.com/consumer/mobiles_pub/y545_hmm_201905.pdf
A:AnswerThis model number 81T20002US ships with a 60Hz, IPS LCD w/LED Backlight (Anti-glare) 60Hz screen, with a resolution of 1920 x 1080 (FHD) and a brightness level of 300 nits.
A:AnswerThis model is not user upgradable. A certified technician must do all of the work, so as to not void the warranty. We recommend you consult your certified technician about your upgrade options.
