The Internet provides several free downloadable applications, some of these could harm or destroy your data. Sometimes, some applications that are useful, could be harmful to the computer, especially if it is being used by another person. For instance, the file removal tools, which deletes data permanently with no chances of recovery. If such an application exist on your computer, follow the steps listed below and block unwanted users from accessing it.
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Click ‘Start > Control Panel’.
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‘User accounts and family safety’.
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‘Parental Control’ and select an appropriate account.
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‘On, enforce current settings’.
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Select ‘Allow and Block specific programs’, followed by
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‘Use only the programs that I allow’.
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Select an appropriate application that needs to be blocked
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Click ‘OK’.