A:Answer The Lenovo ThinkPad E14 Laptop, model number 20TA002CUS, ships with Windows 10 Pro 64-bit Operating System, English Version. The ThinkPad E14 is not user upgradable. A certified technician must do all of the work, so as to not void the warranty. This configuration ships with a 256GB M.2 2242 PCIe 3.0x4 NVMe solid state hard drive. The maximum supported storage space for this configuration is: Up to two drives, 1x M.2 2242 SSD + 1x M.2 2280 SSD - M.2 2280 SSD up to 1TB M.2 2242 SSD up to 512GB. We recommend you consult with your certified technician about your storage upgrade options.
