Change BIOS settings before installing a new operating system
BIOS settings vary by operating system. Change the BIOS settings before installing a new operating system.
Microsoft constantly makes updates to the Windows 10 operating system. Before installing a particular
Windows 10 version, check the compatibility list for the Windows version. For details, go to:
https://support.lenovo.com/us/en/solutions/windows-support
To change the BIOS settings:
1. Restart the computer. When the logo screen is displayed, press F1 or Fn+F1.
2. From the main interface, select
Security
➙
Secure Boot
and press Enter.
3. Depending on the operating system to be installed, do one of the following:
• To install the Windows 10 (64-bit) and most of Linux operating system, select
Enabled
for
Secure
Boot
.
• To install an operating system that does not support secure boot, select
Disabled
for
Secure Boot
.
4. Press F10 or Fn+F10 to save the changes and exit.
Update UEFI BIOS
When you install a new program, device driver, or hardware component, you might need to update UEFI
BIOS. You can update the BIOS from your operating system or a flash update disc (supported only on
selected models).
Download and install the latest UEFI BIOS update package by one of the following methods:
• From Lenovo Vantage:
Open Lenovo Vantage to check the available update packages. If the latest UEFI BIOS update package is
available, follow the on-screen instructions to download and install the package.
• From the Lenovo Support Web site:
1. Go to
.
2. Download the flash BIOS update driver for the operating system version or the ISO image version
(used to create a flash update disc). Then, download the installation instructions for the flash BIOS
update driver you have downloaded.
3. Print the installation instructions and follow the instructions to update the BIOS.
Recover from a BIOS update failure
1. Remove all media from the drives and turn off all connected devices.
2. Insert the BIOS update disc into the optical drive, and then turn off the computer.
3. Disconnect all power cords from electrical outlets. Then, remove any parts that impede access to the
Clear CMOS /Recovery jumper.
4. Move the jumper from the standard position to the maintenance position.
5. Reconnect the power cords for the computer and the monitor to electrical outlets.
6. Turn on the computer and the monitor. When the computer beeps, the recovery process begins.
7. After the recovery process is completed, the computer will be turned off automatically.
Note:
Depending on the computer model, the recovery process will take two to three minutes.
8. Disconnect all power cords from electrical outlets.
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Summary of Contents for 11A9000DUK
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