Like its predecessors, Windows 10 has a compatibility mode to allow users to run older programs written back when previous versions of Windows were the newest operating system. Right click on the app. Select "Properties". Click the Compatibility tab. Under the banner, a check box will appear next to the text "Run this program in compatibility mode for:" with the options in a drop down menu. The various Windows operating systems will appear, depending on the app.   A more involved optio