HOW TO: HP Probook 440 G3/G4/G7 - Upgrade RAM or HDD - YouTube
HP Probook 440 G3 Notebook PC – Intel Core i7-6500U Dual-Core Processor, 2.50GHz, 16GB DDR3, 256GB SSD, 14” LED, FHD 1920x1080, USB 2.0, Windows 7 Pro 64-Bit with Windows 10 Pro License -
parts-quick 8GB Memory for HP ProBook 440 G3 (DDR3) DDR3L 1600MHz SODIMM Compatible RAM at Amazon.com