What SSD i can use in Elitebook 840 G1??? - HP Support Community - 8038187
elitebook 840 g2 m.2 ssd size and compatible cards - HP Support Community - 5117937
HP EliteBook 840 G1 i5 4300U @ 1.9 GHz 128 GB SSD 8 GB HD + Windows 10 Pro | eBay
HP EliteBook 840G1: Sometimes it's an Ultrabook, sometimes it's not • The Register
HP EliteBook 840 G1 i5-4300U 1.9GHz 16GB RAM 500GB SSD Win 10 PRO 14.1" Office | eBay
Upgrading SSD in HP 840 G1 EliteBook, 840 G2 or 840 G3 Laptop, Solid State Hard Drive - YouTube
Amazon.com: HP Elitebook 840 G1 14.0 Inch High Performanc Laptop Computer, Intel i5 4300U up to 2.9GHz, 16GB Memory, 256GB SSD, USB 3.0, Bluetooth, Window 10 Professional (Renewed) : Electronics
How to install SSD in HP Elitebook 840 G1 Hard Drive replacement - YouTube
Confused - Elitebook 840 G1 and the SSD m.2 slot 42mm - SAT... - Page 3 - HP Support Community - 5085271
M.2(2280)SSD can't install HP elitebook 840 G1 i7 - YouTube