Specifications include, but are not limited to: Operating System •All new hardware and OS must be 64 bit •All new software needs to work on x64 bit Windows 7, 8.1, and Windows 10 •Microsoft Windows 7 Enterprise Service Pack 1 (x64) standard for physical desktops •Microsoft Windows 8.1 Enterprise standard for new Mobile devices •Microsoft Windows Server 2012 R2 (x64) (Server software) Web Browsing •Internet Explorer 11 32 bit for software that requires Web browser interaction, plugins, or apps •Firefox is supported upon approval and an exception is made after IT Operations has tested with IE11 and different configurations •Google Chrome (MDTA will work with the Contractor for configuration requirements) •Microsoft Plugin Silverlight must be 5.1.4 or higher •Java if used on a client must be 8u25 32 bit •Java if used on a web server providing web application services must be 8u25 64 bit