The Lenovo IdeaPad 3 15 Laptop, model number 81WE00NKUS, ships with a 256GB NVMe TLC solid state hard drive. This model is not user upgradable. A certified technician must do all of the work, so as to not void the warranty. We recommend you consult your certified technician about your storage upgrade options.

The viewable size of the screen is measured diagonally and for the Lenovo IdeaPad 1 14 Laptop, model number 81VS009GUS, this means a 14.0-Inch screen size. The overall dimensions of the laptop are: 12.88 x 9.25 x 0.82 inches.

If you switch from Windows 10 S-Mode 64-bit Operating System to Windows 10 Home 64-bit Operating System, you will be switching to a full version of Windows 10 Home version. Here is a link to more information and instructions for switching from Windows 10 S-Mode to Windows 10 Home: https://support.microsoft.com/en-us/help/4456067/windows-10-switch-out-of-s-mode

The Lenovo IdeaPad 1 14 Laptop is an entry-level configuration. It has an HDMI-Out port for connecting an external monitor. This system uses the Windows 10 S-Mode 64-bit Operating System. Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost. We recommend you check with the specific APPs software publisher's web sites of the APPs you will need to use, for their compatibility with Windows 10 S-Mode 64-bit operating system and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration.