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How do I find my Windows product key?
Before using operating system copies from this site for install, re-install or recovery on devices with pre-installed operating systems, see your device manufacturer or reseller for the customized drivers and applications specific to your machine. Using operating systems copied from this site for install, re-install or recovery may void your support agreement with your manufacturer or reseller. Any drivers or programs that were installed by the device manufacturer or reseller may be removed during installation.
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My Windows 7 product key won't verify. What's the problem?
The most common issue is the use of a product key for a product not currently supported by the site such as an Upgrade key, an MSDN key, product keys for pre-installed media or an Enterprise edition key. For access to MSDN products or Enterprise edition visit the
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I bought Windows 7 through a website. After talking to the merchant, I was told I had a "system builder" product key. Why doesn't that work?
Not all “system builder” products for Windows 7 are currently available on the site. We are working to add more, but for now, we suggest you
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I purchased my copy of Windows through a university. Can I download it here?
Before using operating system copies from this site for install, re-install or recovery on devices with pre-installed operating systems, see your device manufacturer or reseller for the customized drivers and applications specific to your machine. Using operating systems copied from this site for install, re-install or recovery may void your support agreement with your manufacturer or reseller. Any drivers or programs that were installed by the device manufacturer or reseller may be removed during installation.
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What's the difference between 32-bit and 64-bit versions of Windows ?
The terms 32-bit and 64-bit refer to the way a computer's processor (also called a CPU) handles information. The 64-bit version of Windows handles large amounts of random access memory (RAM) more effectively than a 32-bit system. Not all devices can run the 64-bit versions of Windows .