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Once it is done close the "CHARON Virtual Machine Manager" by mouse right button click on top of the dialog to invoke system menu:
Press "Next". The uninstallation process will begin:
If "CHARON Virtual Machine Manager" is still running the following dialog will be displayed:
Do not close the uninstallation dialog. Exit from "CHARON Virtual Machine Manager" the way described above:
Press OK and select "Retry" in the appearing dialog:
Once uninstallation (or changing) is done, the following dialog will be displayed:
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