Windows
OS: Windows 7 (Service Pack 1), 8, 8.1, 10 (Pro, Education, Enterprise, CB, CBB, LTSB), 11. Processor: Intel Pentium 4 / AMD Athlon 64 CPU supporting SSE2 instructions Memory: 256 MB+ RAM Storage: 2 GB of hard disk space Servers: Windows Server (64-bit version) 2019 (excl. Server Core Edition), 2016, 2012, 2008 R2 (latest Service Pack) Microsoft Exchange Server (64-bit version) 2019, 2016, 2013, 2010 (Service Pack 2) Microsoft SharePoint Services 3.0 and Microsoft SharePoint Server 2010 and higher