Just Upgrade My Lenovo Ideapad 3 From 4gbs 2667mhz Ram to 12gbs 2400mhz Ram even though I am sacrificing some speed I notice Better performance in Games : r/Lenovo
How I upgraded Lenovo Ideapad 310 RAM from 4GB to 12GB « Freaky Jolly
DIY- how to upgrade HDD SSD and RAM DDR4 on Lenovo 310 310-15, DIY - YouTube