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Boot order selection menu on a Lenovo ThinkPad T470 with both UEFI and BIOS support. The UEFI implementation is usually stored on NOR-based flash memory [2] [3] [4] located on the motherboard. Various I/O protocols can be used, SPI being the most common.
On system with BIOS firmware, the BIOS invokes MBR boot code from a hard disk drive at startup. The MBR boot code and the VBR boot code are OS-specific. In Microsoft Windows, the MBR boot code tries to find an active partition (the MBR is only 512 bytes), then executes the VBR boot code of an active partition.
It loads and executes the first boot software it finds, giving it control of the PC. [28] The BIOS uses the boot devices set in Nonvolatile BIOS memory , or, in the earliest PCs, DIP switches. The BIOS checks each device in order to see if it is bootable by attempting to load the first sector (boot sector). If the sector cannot be read, the ...
In computing, instant-on is the ability to boot nearly instantly, allowing to go online or to use a specific application without waiting for a PC's traditional operating system to launch. Instant-on technology is today mostly used on laptops, netbooks , and nettops because the user can boot up one program, instead of waiting for the PC's ...
In this example of dual booting, the user chooses by inserting or removing the DVD from the computer, but it is more common to choose which operating system to boot by selecting from a boot manager menu on the selected device, by using the computer keyboard to select from a BIOS or UEFI Boot Menu, or both; the Boot Menu is typically entered by ...
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The Lenovo ThinkVantage Technologies that can also run on some other platforms are System Migration Assistant to transfer a user's personal data and environment between PC systems. Rescue and Recovery to deploy updates, recover from crashes, and provide remote access if the system will not boot or function while booted. Legacy ThinkVantage software
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