WINDOWS 7 SP1 PROFESSIONAL 64BIT

What’s included in Windows 7 Service Pack 1 (SP1) Windows 7 Service Pack 1 (SP1) includes previously released security, performance, and stability updates for Windows 7. SP1 also includes new improvements to features and services in Windows 7, such as improved reliability when connecting to HDMI audio devices, printing using the XPS Viewer, and restoring previous folders in Windows Explorer after restarting.