Secure Boot; Updating The Bios In Windows - Dell Alienware m17 R3 Service Manual

Table 8. Secure Boot (continued)
Option
Boot Option #2
Boot Option #3

Secure boot

Table 9. Secure Boot
Option
Boot List Option
File Browser Add Boot Option
File Browser Del Boot Option
Secure Boot
Legacy Option ROMs
Attempt Legacy Boot
Boot Option Priorities
Boot Option #1
Boot Option #2
Boot Option #3

Updating the BIOS in Windows

Prerequisites
It is recommended to update your BIOS (System Setup), when you replace the system board or if an update is available. For laptops,
ensure that your computer battery is fully charged and connected to a power outlet.
About this task
NOTE: If BitLocker is enabled, it must be suspended before updating the system BIOS, and then re-enabled after the BIOS
update is completed.
Steps
1. Restart the computer.
2. Go to www.dell.com/support.
• Enter the Service Tag or Express Service Code and click Submit.
• Click Detect Product and follow the on-screen instructions.
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Description
Displays the available second boot option.
Displays the available third boot option.
Description
Displays the available boot options.
• Legacy
• UEFI
Default: UEFI
Enables you to add the boot options.
Enables you to delete the boot options.
Enables or disables the Secure Boot Feature.
Choose one of the options:
• Secure Boot Enable
• Secure Boot Disable
Default: Enabled
Enables or disables the Legacy Option ROMs.
Default: Disabled
Enables or disables Attempt Legacy Boot.
Default: Disabled
Displays the boot sequence.
Displays the available first boot option.
Displays the available second boot option.
Displays the available third boot option.