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AVEVA™ InTouch HMI

WindowViewer Licensing

  • Last UpdatedApr 10, 2025
  • 1 minute read

When you open the WindowViewer, a license check is made.If it acquires proper license then the WindowViewer will open normally. If it fails to acquire license, the following dialog is displayed.

WindowViewer License error message

You can do one of the following:

  • Get a valid license and select Retry.

  • Select Free mode and then Continue to continue with free mode. For more information see Work in free mode and demo mode.

    Note: If the InTouch application is configured as InTouchView application or the tag count is greater than 64, then the Free mode option will be disabled.

  • Select Demo mode and then Continue to continue with demo mode for next 120 minutes.

  • Select Exit to close WindowViewer.

If you select the Remember my selection and don't show this dialog again checkbox, then subsequent launch of WindowViewer will automatically select this mode and will not show this dialog again. If you want to reset this checkbox option, you can edit the INTOUCH.INI file within the application folder for below entry and set it to 0.

LicenseRememberOption=0

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