July 29 will see the end of the free upgrade path to Windows 10, but that doesn't mean Digital Entitlement will disappear. Got it? Write it down, and put it somewhere safe. Once downloaded, extract the files, and run ShowKeyPlus.exe. The download link is at the very bottom of the linked page. If you've upgraded, but forgotten or misplaced your original license key, or simply want to view the license key you upgraded with, you'll need to download ShowKeyPlus. Volume licenses are still only assigned to massive organizations, and so on.

An OEM license is still tied to a single machine. A retail license is still a retail license. That doesn't mean it no longer exists, rather, it has been marked in the big Microsoft Windows 10 upgrade database as used. If you reinstall Windows 10, Microsoft will recognize your system hardware and validate the installation, provided you're not violating the rules of the licensing agreement.ĭid you just ask 'But what does that mean?' The installation process creates a unique installation ID for your system.Īs such, the product key for your existing installation – Windows 7, 8, or 8.1 – is 'absorbed' during the upgrade process. The free Windows 10 upgrade process is called Digital Entitlement, and it links your Product Key to the hardware you're upgrading on. Can also be referred to as an Activation Key.

License Key: Interchangeable with product key.

They allow a single key to be used for multiple installations.

Volume License: Refers to licenses granted in bulk to a specific organization.

These licenses are not transferable between different machines, are directly linked to the hardware where first activated, and are often much cheaper than retail copies. If you've purchased a new computer or laptop that came with a pre-installed version of Windows, it is highly likely to have been an OEM version. These licenses are provided to equipment manufacturers to include with their hardware sales. OEM License: Original Equipment Manufacturer License.Retail License: A Windows license purchased in a retail environment, can be used to activate Windows multiple times on different systems (provided it is removed from the old system before installing on a new system).Product Key: Refers to the 25 alphanumeric characters required to activate a copy of Windows.I'll repeatedly refer to some basic terms throughout this article, so it'll make all of our lives easier if I clarify exactly what I'm talking about, right now.

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