Are you still running Windows 8 Developer Preview, Consumer Preview, or Release Preview? We got bad news for you. These three preview builds of Windows 8 have officially expired. But you still have time to jump on the $39 deal for Windows 8, which ends January 31st.
Microsoft would like to remind you that you have until January 31st of this year to be eligible to snag Windows 8 Pro for $14.99 via the Windows Upgrade Offer. In order to qualify, you must have purchased or received a Windows 7 PC anytime between June 2nd 2012 and through January 31st 2013.
If you are running Windows XP SP3, Windows Vista, or Windows 7, you can upgrade to Windows 8 Pro for $39.99. This deal expires January 31st. For those of you who choose not to upgrade and wish to continue using the preview builds, Windows will shut down every hour.