Upgrade storage for Thinkpad T440s with SSD m.2 sata 2242 - YouTube
Lenovo ThinkPad T440 Disassembly | MyFixGuide.com
TUTORIAL: Lenovo T440P M.2 SATA SSD Upgrade - YouTube
Lenovo T440 Thinkpad Upgrades
Amazon.com: Lenovo Thinkpad T440 Ultrabook 14in HD LED-backlit High Performance Business Notebook, Intel Core i5-4300U up to 2.9GHz, 8GB RAM, 128GB SSD, USB 3.0, Windows 10 Professional (Renewed) : Electronics
Amazon.com: Lenovo ThinkPad T440 14in NoteBook PC - Intel Core i5-4300u 1.90GHz 8GB 250GB SSD Windows 10 Professional (Renewed) : Electronics