A:Answerthere are 5 USB ports on the HP Envy Curved All-In-One and they are all advanced USB 3.1 ports. The USB 3.1 is backward compatible with older USB devices, i.e. USB 2.0
A:AnswerYes, the screen is replaceable if it is broken, although a consult with the Geek Squad would be the first step. It is not an easily replaceable part.
A:Answerit has the snap feature that all windows 10 devices have. so if you have a document up and a web page or anything else you can drag one item to the left and it will place it on the left hand side and give you the option to select something else for the right hand side. that will then split those two apps perfectly like you had two monitors.
A:AnswerYou do not need a program to have split screens. The capability to split screens is already within Windows 10. Here is how: https://www.digitaltrends.com/computing/how-to-split-your-screen-in-windows-10/