DIY: Laptop memory upgrade HP ProBook 4530s - YouTube
Amazon.com: HP ProBook 4530s 15.6 Inch Business Laptop, Intel Core i3-2330M 2.2GHz, 4G DDR3, 320G, WiFi, VGA, HDMI, Windows 10 Pro 64 Bit Multi-Language Support English/French/Spanish(Renewed) : Electronics
RAM memory for HP ProBook 4530s
HP ProBook 4530s RAM Replacement - iFixit Repair Guide
Review HP ProBook 4530s-B0Y11EA Notebook - NotebookCheck.net Reviews