If you activated a free upgrade to Windows 10 or bought and activated Windows 10 from the Windows Store, you have a digital entitlement for your device. If you bought a Windows 8.1 Pro Pack product key, you can use it to activate Windows 10 Pro.Product keys you bought using Windows Anytime Upgrade or Get Genuine Windows.Product keys included in the box the Windows DVD came in.Product keys included in the confirmation email you received after buying Windows from an online retailer.Product keys included in the packaging or the Certificate of Authenticity (COA) attached to your PC that came installed with Windows.The following types of product keys are supported: Some Windows 7, Windows 8, and Windows 8.1product keys can't be used to activate Windows 10, such as product keys for volume licensing, including Generic Volume Licensing Keys (GVLK) and Multiple Activation Keys (MAK), and Windows 7 Enterprise, Windows 8 Enterprise, and Windows 8.1 Enterprise.Īctivating Windows 10 (Version 1511 or higher) using a Windows 7, Windows 8, or Windows 8.1 product keyĭuring the free upgrade, you can use a valid Windows 7, Windows 8, or Windows 8.1 product key to activate Windows 10 (Version 1511 or higher). With Windows 10 Threshold 2 update, Microsoft has fulfilled the promise to change the Windows 10 activation process and allowed you to use your Windows 7, 8 or 8.1 product keys for activation directly after clean installation. We recommend all Windows 10 users to download and install Windows 10 Threshold 2 update as soon as possible as it comes loaded with plenty of improvements and new features that will make the PCs more reliable and faster. Both Windows 10 Threshold 2 32-bit and 64-bit ISO image files can be downloaded from the website Url address link given below. Microsoft has already released the new ISO image file for Windows 10 Threshold 2 (November Update). This is the single biggest update coming to Windows 10 and users can get it via normal Windows update. Microsoft has started rolling out Windows 10 Threshold 2 November update. Depending on how you got your copy of Windows 10, activation will use either a digital entitlement or a 25-character product key.ĭigital entitlement is a new method of activation in Windows 10 that doesn't require you to enter a product key. Activate Windows 10 Using Windows 7, 8 or 8.1 Product KeyĪctivation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow.

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