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If Windows is pre-installed on a computer by an original equipment manufacturer (OEM), the operating system is automatically activated without the need for interaction from the user. [11] In this case, the copy of Windows installed does not use the product key listed on the certificate of authenticity, but rather a master product key issued to ...
Support for Windows 8 and Windows 8 Pro (64-bit only) Boot Camp support for Macs with a 3 TB hard drive; Drops support for 32-bit Windows 7; Currently only available in OS X Mountain Lion version 10.8.3 and later; 5.1 February 11, 2014 Support for Windows 8.1 and Windows 8.1 Pro (64-bit only) 5.1.2 October 16, 2014 6.0 August 13, 2015
LOGO.SYS is the standard boot screen displayed upon startup. The file is located in the root directory of the boot drive. This is usually C:\, but with drive compression, like DriveSpace, this is the host drive (often H:\). The default LOGO.SYS file is stored in IO.SYS and is used by MS-DOS during startup if LOGO
When a Macintosh boots into the classic Mac OS (Mac OS 9 or lower), the system will play its startup chime, and the screen will turn gray. The Happy Mac icon will appear, followed by the "Welcome to Mac OS" splash screen (or the small "Welcome to Macintosh" window in System 7.5 and earlier), which underwent several stylistic changes, the other ...
Boot loaders may face peculiar constraints, especially in size; for instance, on the IBM PC and compatibles, the boot code must fit in the Master Boot Record (MBR) and the Partition Boot Record (PBR), which in turn are limited to a single sector; on the IBM System/360, the size is limited by the IPL medium, e.g., card size, track size.
A modern PC with a bus rate of around 1 GHz and a 32-bit bus might be 2000x or even 5000x faster, but might have many more gigabytes of memory. With boot times more of a concern now than in the 1980s, the 30- to 60-second memory test adds undesirable delay for a benefit of confidence that is not perceived to be worth that cost by most users.
Once all the boot and system drivers have been loaded, the kernel starts the session manager (smss.exe), which begins the login process. After the user has successfully logged into the machine, winlogon applies User and Computer Group Policy setting and runs startup programs declared in the Windows Registry and in "Startup" folders. [5]
Microsoft also released PowerToys for Windows XP Tablet PC Edition [39] and Windows XP Media Center Edition. [40] A set of PowerToys for Windows Media Player was released as part of the Windows Media Player Bonus Pack (for Windows XP), consisting of five tools to "provide a variety of enhancements to Windows Media Player." [41] [42]