Wincc Viewer Rt Download Fix [extra Quality] -

The Windows user on the client machine must be added to the "SIMATIC HMI" user group on the server. Without this, the server will reject the viewer's request for data.

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The Windows user on the remote PC must also exist on the WinCC Server with the exact same password, and must be part of the "SIMATIC HMI" user group. The Windows user on the client machine must