QuickBooks Pro 2011 System requirements
- Windows 8, all editions including 64-bit, natively installed
- Windows 7, all editions including 64-bit, natively installed
- Windows Vista (SP2 or later), all editions including 64-bit, natively installed
- Windows Server 2012 (Small Business Server/Essentials), Windows Small Business Server 2011, Small Business Server 2008
- Windows Server 2008 R2, Windows Server 2008, and Windows Server 2003 (SP2), including 64-bit, natively installed