It is a universal application that runs on both PowerPC and Intel hardware. The legacy client, which supports Mac OS X versions from 10.4 to 10.6. The current client, which supports Mac OS X 10.7 (Mountain Lion) and above. The User Client is delivered in two flavors: The PaperCut Mac User Client software is a supplied as a native Mac. Before installing the client software, review Mac printing in detail and first ensure printing is working as expected. It allows users to view their current account balance via a popup window, provides users with the opportunity to confirm what they are about to print, allows users to select shared accounts via a popup, if administrators have granted access to this feature, and displays system messages, such as the 'low credit' warning message or print policy popups. This section covers the installation of the PaperCut User Client The User Client tool is an add-on that resides on a user's desktop.