Lenovo 57315616 manual Bios setup utility

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BIOS setup utility

What is the BIOS setup utility?

The BIOS setup utility is ROM-based software. It communicates basic computer information and provides options for setting boot devices, security, hardware mode, and other preferences.

How can I start the BIOS setup utility?

To start the BIOS setup utility:

1.Shut down the computer.

2.Repeatedly press and release the F1 key once turning on the computer to start the Setup Utility program.

How can I change the boot mode?

There are two boot modes: UEFI and Legacy. To change the boot mode, start the BIOS setup utility and select Startup → Boot Priority, then set boot mode to UEFI or Legacy support on the boot menu.

When do I need to change the boot mode?

The default boot mode for your computer is the UEFI mode. If you need to install a legacy Windows operating system (any operating system before Windows 8) on your computer, you must change the boot mode to Legacy support. The legacy Windows operating system cannot be installed if you don’t change the boot mode.

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Contents Lenovo C4/C5 Series Important Safety Information Page Contents Using the Rescue System Using the Computer Hardware Front view of the computer Left and right views of the computer Rear view of the computer Installing the computer stand Computer stand Basic connector instructions Connecting your computer Important information about using the computer Connecting to the Internet Wired keyboard selected models only User Guide Using Windows Switching between the main Windows 8 interfaces Charms BarShutting down the computer Opening other system programs Switching between appsClosing an app Windows Help and SupportUser Guide Touch screen instructions  Touch Screen CalibrationTouch Screen Calibration User Gesture Instructions for the Touch screenBasic Hand Gestures User Guide User Guide Related Touch Screen Settings Precautions when using the Touch Screen User Guide Using the Rescue System OneKey Recovery Driver and Application Installation Method 1 Automatic InstallationMethod 2 Manual Installation User Guide Using the Software Registration Service and WarrantyLenovo Support User GuideTroubleshooting Confirming Setup Solving Problems Troubleshooting Display ProblemsTroubleshooting Touch screen Troubleshooting Audio ProblemsTroubleshooting Software Problems Troubleshooting Problems with Optical Drives and Hard Disks Special considerations for troubleshooting Windows Bios setup utility Performing Daily Maintenance Tasks Hardware Replacement Guide Safety information for replacing CRUs OverviewAdditional information resources Tools requiredHandling static-sensitive devices Replacing hardware General informationRemoving the stand base Removing the foot cover Replacing a memory module Replacing the hard disk drive User Guide Replacing the optical drive User Guide Replacing the adapter Connect the new adapter as shown Replacing the keyboard and mouse To replace the keyboardAppendix DeclarationTrademarks Energy Star Statement 10104/6595 10110/6267Enabling ErP compliance mode