Wincc 7.0 Sp3 Update 1 __exclusive__ -

Always perform a full backup of your WinCC project and a system image of your OS before applying any update.

It stabilizes the connection between the WinCC Server and WebNavigator or DataMonitor clients. Installation Prerequisites wincc 7.0 sp3 update 1

Close all WinCC Runtime applications and the WinCC Explorer. Always perform a full backup of your WinCC

Siemens typically distributes these updates through the portal. like any complex software

SIMATIC WinCC 7.0 Service Pack 3 (SP3) was a major release that introduced compatibility with Windows 7 and Windows Server 2008 R2. However, like any complex software, initial releases often require refinements.