There is a 30-day trial of Microsoft Office 365 included as part of the Windows 10 operating system. In order to keep the program active after the trial period, you will need to purchase a product key. You will not need to download any additional software.

That will depend on the requirements and compatibility of the APP you want to use. The Lenovo IdeaPad 3 15 Laptop, model number 81WE00KVUS, ships with Windows 10 S-Mode 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. You may need to switch out of S-Mode to install the APP you need to use. Here is a link to 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. We recommend you check with the APPs software publisher's web site 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.

That will depend on the compatibility of your specific printer. The Lenovo IdeaPad 3 15 laptop, model number 81WE00KVUS ships with the Windows 10 S-Mode 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 contact your printer manufacturer for the compatibility of your specific printer model with Windows 10 S-Mode. It may be necessary to switch to Windows 10 Home to install the necessary drivers for your printer model. Here is a link to 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 IdeaCentre A340-22 All-In-One system has both built in WiFi capability and an ethernet port for connecting an ethernet cable to this computer.