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This was helpful for it pointed me in the right direction.
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This was helpful for it pointed me in the right direction.

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I &nbsp;purchased a gateway with Windows home professional on it. &nbsp;I select windows upgrade and selected Professioanl upgrade. &nbsp;I downloaded it , updated the key. Its been over 30 days now and windows is coming back saying it is not &nbsp;a legitimate upgrade key.. &nbsp;The update product key &nbsp;link under systems does not appear. &nbsp;Does any one have any suggestion on how to fix this.
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I  purchased a gateway with Windows home professional on it.  I select windows upgrade and selected Professioanl upgrade.  I downloaded it , updated the key. Its been over 30 days now and windows is coming back saying it is not  a legitimate upgrade key..  The update product key  link under systems does not appear.  Does any one have any suggestion on how to fix this.

Windows 7 Product Key Upgrade link is missing

System Utilities are a type of system software used to support the computer infrastructure, distinguishing it from application software which is aimed at directly performing tasks that benefit ordinary users. Commonly used utilities include password managers, disk managers, system monitors, data synchronization tools, security and antivirus software and editors.

System Utilities

Windows 7 is an operating system from Microsoft. Features include multi-touch support, a redesigned Windows Shell with a new taskbar, referred to as the Superbar, a home networking system called HomeGroup, and performance improvements.