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When Secure Boot is enabled, it is initially placed in "setup" mode, which allows a public key known as the "platform key" (PK) to be written to the firmware. Once the key is written, Secure Boot enters "User" mode, where only UEFI drivers and OS boot loaders signed with the platform key can be loaded by the firmware.
As such, option ROMs may also influence or supplant the boot process defined by the motherboard BIOS ROM. With the El Torito optical media boot standard, the optical drive actually emulates a 3.5" high-density floppy disk to the BIOS for boot purposes. Reading the "first sector" of a CD-ROM or DVD-ROM is not a simply defined operation like it ...
coreboot, formerly known as LinuxBIOS, [5] is a software project aimed at replacing proprietary firmware (BIOS or UEFI) found in most computers with a lightweight firmware designed to perform only the minimum number of tasks necessary to load and run a modern 32-bit or 64-bit operating system.
The AMI WinBIOS was a 1994 update to AMIBIOS, with a GUI setup screen that mimicked the appearance of Windows 3.1 and supported mouse navigation, unusual at the time. WinBIOS was viewed favorably by Anand Lal Shimpi at AnandTech , [ 32 ] but described by Thomas Pabst at Tom's Hardware as a "big disappointment", in part because of problems with ...
ASRock is the world's third-largest motherboard brand and the distribution channels cover electronics stores, PC stores, gadget retailers, and online shops. Major sales regions in 2011 included Europe for 37.68%, Central and South America accounted for 21.13%, the Asia Pacific region accounted for 40.95% and other markets accounted for only 0.24%.
Displays reached 640x480 resolution by 1988 (Compaq SLT/286), and color screens started becoming a common upgrade in 1991, [28] with increases in resolution and screen size occurring frequently until the introduction of 17" screen laptops in 2003. Hard drives started to be used in portables, encouraged by the introduction of 3.5" drives in the ...
Though a support document listed October 4, 2021, as the initial release date, [64] Microsoft officially released Windows 11 on October 5, 2021, [8] [65] as an opt-in, in-place upgrade through either the Windows 11 Installation Assistant application (which can perform the upgrade, or generate an ISO image or USB install media), or via Windows ...
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