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  2. 64-bit computing - Wikipedia

    en.wikipedia.org/wiki/64-bit_computing

    In 2003, 64-bit CPUs were introduced to the mainstream PC market in the form of x86-64 processors and the PowerPC G5 . A 64-bit register can hold any of 2 64 (over 18 quintillion or 1.8×10 19) different values. The range of integer values that can be stored in 64 bits depends on the integer representation used.

  3. Windows 8.1 - Wikipedia

    en.wikipedia.org/wiki/Windows_8.1

    Windows 8.1 was made available for download via MSDN and Technet and available as a free upgrade for retail copies of Windows 8 and Windows RT users via the Windows Store. A server version, Windows Server 2012 R2, was released on October 18, 2013. Windows 8.1 aimed to address complaints of Windows 8 users and reviewers on launch.

  4. Criticism of Windows XP - Wikipedia

    en.wikipedia.org/wiki/Criticism_of_Windows_XP

    Security issues. Windows XP has been criticized for its vulnerabilities due to buffer overflows and its susceptibility to malware such as viruses, trojan horses, and worms. Nicholas Petreley for The Register notes that "Windows XP was the first version of Windows to reflect a serious effort to isolate users from the system, so that users each ...

  5. List of features removed in Windows 11 - Wikipedia

    en.wikipedia.org/wiki/List_of_features_removed...

    Taskbar. The following taskbar features are no longer available as of Windows 11: Support for moving the taskbar to the top, left, or right of the screen [7] Support for changing the size of the taskbar or its icons. "Time" is not displayed in the calendar when clicking on the "Date/Time" on taskbar. Scheduled events are not displayed in the ...

  6. Microsoft Excel - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Excel

    Microsoft Excel is a spreadsheet editor developed by Microsoft for Windows, macOS, Android, iOS and iPadOS. It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA). Excel forms part of the Microsoft 365 suite of software.

  7. Windows 2000 - Wikipedia

    en.wikipedia.org/wiki/Windows_2000

    Windows 2000 is a major release of the Windows NT operating system developed by Microsoft and designed for businesses as the direct successor to Windows NT 4.0. It was released to manufacturing on December 15, 1999, [2] officially released to retail on February 17, 2000, and released on September 26, 2000, for Windows 2000 Datacenter Server.

  8. List of Microsoft Windows versions - Wikipedia

    en.wikipedia.org/wiki/List_of_Microsoft_Windows...

    A "personal computer" version of Windows is considered to be a version that end-users or OEMs can install on personal computers, including desktop computers, laptops, and workstations. The first five versions of WindowsWindows 1.0, Windows 2.0, Windows 2.1, Windows 3.0, and Windows 3.1 –were all based on MS-DOS, and were aimed at both ...

  9. Microsoft Office - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Office

    Office 2011 includes a Mac-based Ribbon similar to Office for Windows. OneNote and Outlook release (2014) Microsoft OneNote for Mac was released on March 17, 2014. It marks the company's first release of the note-taking software on the Mac. It is available as a free download to all users of the Mac App Store in OS X Mavericks.