Windows Openers are computer programs that allow USERS to access and use the Windows operating system. They are typically used to launch applications, open files, and manage settings. USERS of Windows Openers can customize their experience by changing the look and feel of the interface, as well as adding or removing features. The term 'Windows Openers' is derived from the 5-letter word 'USERS', which is one of the solutions to the crossword puzzle.