How to upgrade RAM in the Acer Aspire V3 laptop - YouTube
Acer Aspire E1-571 Intel Core i3-3120M CPU @ 2.50GHz, 4 GB RAM, 500 GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business.
A-Tech 4GB Module for Acer Aspire E1-571-6680 Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS269707B12034X1) at Amazon.com