BIOS, UEFI and firmware configuration

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Explain the role of BIOS and UEFI in system startup, hardware initialization and boot management.
Identify and configure common firmware settings, including boot order, date and time, virtualization support, secure boot, TPM-related settings, fan or thermal monitoring and onboard device enablement.
Differentiate legacy BIOS concepts from UEFI capabilities, including graphical interface support, larger-disk boot support and security-oriented features.

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Interpret POST and firmware messages to determine when configuration changes are required after hardware replacement or upgrade.

Verify that firmware settings align with installed hardware and intended operating mode, especially for storage, boot and security-related options.

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