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Upgrade to Windows 8 with only a product key - Microsoft Windows
Learn how to download and install Windows 8 in a few steps by using just a product key.
Install, upgrade, &activate - Microsoft Windows Help
Get help with installing, upgrading, and activating Windows, including info about product keys, registration, and transferring files.
Hard Drive Crash - Downloading Windows 8 afterward?
I purchased Windows 8 on 10/27/12. I downloaded it from the web. I was sent an Order number and Product key. I printed those for my files. I upgraded from Windows 7 to Windows 8. All worked fine
An update is available that improves management of weak certificate cryptographic algorithms in Windows
Describes an update that provides functionality to monitor the usage of weak cryptography and to block its use in enterprise environments. This update gives administrators logging capabilities and controls for the way that hashing algorithms and...
Windows RT-based device cannot download software updates or Windows Store apps
Fixes an issue in which a Windows RT-based device cannot download or install software updates from Windows Update. Additionally, the device cannot download or install Windows Store apps or updates for Windows Store apps.