Dell XPS 13 9310 Service Manual page 51

Table 9. System setup options—Power menu (continued)
Power
Lid Switch
Enable Lid Switch
Power On Lid Open
Intel Speed Shift Technology
Table 10. System setup options—Security menu
Security
TPM 2.0 Security On
TPM 2.0 Security On
PPI Bypass for Enable Commands
PPI Bypass for Disable Commands
Attestation Enable
Key Storage Enable
SHA-256
Clear
PPI Bypass for Clear Commands
TPM State
SMM Security Mitigation
SMM Security Mitigation
Enables or disables the lid switch.
Enables the computer to power up from the off state whenever the lid is opened.
Default: ON
Enables or disables the Intel Speed Shift Technology support. Setting this option
to enable allows the operating system to select the appropriate processor
performance automatically.
Default: ON
Select whether or not the Trusted Platform Model (TPM) is visible to the OS.
Default: ON
Enables or disables the OS to skip BIOS Physical Presence Interface (PPI) user
prompts when issuing TPM PPI enabled and activate commands.
Default: OFF
Enables or disables The OS to skip BIOS PPI user prompts when issuing TPM PPI
Disable and Deactivate commands.
Default: OFF
Enables to control whether the TPM Endorsement Hierarchy is available to the
OS. Disabling this setting restricts the ability to use the TPM for signature
operations.
Default: ON
Enables to control whether the TPM Endorsement Hierarchy is available to the
OS. Disabling this setting restricts the ability to use the TPM for storing owner
data.
Default: ON
Enables or disables the BIOS and the TPM to use the SHA-256 hash algorithm to
extend measurements into the TPM PCRs during BIOS boot.
Default: ON
Enables or disables the computer to clear the PTT owner information, and
returns the PTT to the default state.
Default: OFF
Enables or disables the operating system to skip BIOS Physical Presence
Interface (PPI) user prompts when issuing the Clear command.
Default: OFF
Enables or disables the TPM. This is the normal operating state for the TPM
when you want to use its complete array of capabilities.
Default: Enabled
Enables or disables additional UEFI SMM Security Mitigation protections.
System setup 51