This post applies to anyone who has been using the pre-release of the Windows 8 Developer Preview or the Windows 8 Server Developer Preview…
You can extend the lifespan (or usage) of these products to January 15, 2013 by performing a Windows Update. Following the install of this update, Windows 8 will automatically try to reactivate after a restart and will continue restarting until an activation is successful. If you fail to perform the update you will receive notice on your desktop, 14 days prior to expiration, alerting you that the pre-release version will expire.
You can read in more detail about the expiration of these products and the steps to take to extend their lifespan by visiting Microsoft Support [click here] .
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