Server and Client Requirements

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2, Windows Server 2008, Windows Server Update Services

WSUS 3.0 software requirements

The following software requirements are for WSUS servers and client computers.

Prerequisites for WSUS servers

  • Windows Server 2003 SP1 or later, or Windows Server® 2008

  • Microsoft Internet Information Services (IIS) 6.0 or later

  • Windows Installer 3.1 or later

  • Microsoft .NET Framework 2.0

Prerequisites for using the WSUS 3.0 Administration Console

  • Windows XP SP2, Windows Vista®, Windows Server 2003, or Windows Server 2008

  • Microsoft Management Console 3.0

  • Microsoft Report Viewer Redistributable 2005


WSUS 3.0 now allows you to install the WSUS Administration console on remote systems separate from the WSUS server.

Optional software

  • SQL Server 2005 SP1 or later (on Windows Server 2003) or SP2 (on Windows Server 2008)

Prerequisites for WSUS client computers

Windows Vista®, Windows Server 2003 (any edition), Windows Server 2008, Windows XP, or Windows 2000 SP4.

WSUS 3.0 capacity requirements

For a full discussion of WSUS 3.0 scalability and capacity requirements, see the "Determine WSUS Capacity Requirements" section of the WSUS deployment guide at