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Note that for the RTM version of Windows 8.1 you cannot use the preview product ID. If you don’t have one you will not be able to proceed.
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See the following Technet article for a complete list: Windows 8.1 – What’s New, IT Pro Features, Devices, UI. The list of new and upgraded features in Windows 8.1 is beyond the scope of this article. Laptop notice: If you’re using a laptop, I would strongly suggest that you plug it to a power adapter before you start the upgrade process.
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It runs Windows 8 Enterprise edition and it was fully updated prior to the upgrade process. This article is a complete walkthrough on the steps taken when upgrading a Windows 8.1 installation from Windows 8.įirst, we start with a sample demo machine I created for this demonstration.
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