Windows 8
Computer
Windows 8 is a personal computer operating system developed by Microsoft as part of the Windows NT family of operating systems. Development of Windows 8 started before the release of its predecessor, Windows 7, in 2009. Wikipedia
Platforms: IA-32, x64
License: Trialware, Microsoft Software Assurance, MSDN subscription, DreamSpark
Developer: Microsoft
Released to manufacturing: August 1, 2012; 5 years ago
General availability: October 26, 2012; 5 years ago
Update methods: Windows Update, Microsoft Store, Windows Server Update Services
Windows 8.1
Computer
Windows 8.1 is an upgrade for Windows 8, a computer operating system released by Microsoft. First unveiled and released as a public beta in June 2013, it was released to manufacturing on August 27, ... Wikipedia
Platforms: IA-32, x64
License: Trialware, Microsoft Software Assurance, MSDN subscription, Microsoft Imagine
Developer: Microsoft
Latest release: 6.3.9600 / April 8, 2014; 3 years ago
Released to manufacturing: August 27, 2013; 4 years ago
Update methods: Windows Update, Microsoft Store, Windows Server Update Services