- Notes, cautions, and warnings
- Working on your computer
- Removing and installing components
- Recommended tools
- Screw size list
- Subscriber identification module card
- Base cover
- Battery
- Solid state drive
- Speaker
- Coin cell battery
- WWAN card
- WLAN card
- Memory modules
- Heat sink
- LED board
- Smart card module
- Touchpad buttons board
- Power connector port
- Display Assembly
- Touch display panel
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- Nontouch display panel
- Camera Microphone Module
- Display Hinge Caps
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- Keyboard
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- Technology and components
- System specifications
- System setup
- BIOS overview
- Entering BIOS setup program
- Navigation keys
- One time boot menu
- System setup options
- General screen options
- System Configuration screen options
- Video screen options
- Security screen options
- Secure Boot screen options
- Intel software guard extensions screen options
- Performance screen options
- Power management screen options
- POST behavior screen options
- Manageability
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- System logs screen options
- Admin and System password
- Updating the BIOS
- System and setup password
- Clearing CMOS settings
- Clearing BIOS (System Setup) and System passwords
- Software
- Troubleshooting
- Getting help and contacting Dell
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Latitude 7490 Owner's Manual
Security screen options
- Option
- Description
- Admin Password
- Allows you to set, change, or delete the administrator
(admin) password.NOTE You must set the admin password before you set the system or hard drive password. Deleting the admin password automatically deletes the system password and the hard drive password.NOTE Successful password changes take effect immediately.
Default setting: Not set
- System Password
- Allows you to set, change, or delete the system password.NOTE Successful password changes take effect immediately.
Default setting: Not set
- Strong Password
- Allows you to enforce the option to always set strong
passwords.
Default Setting: Enable Strong Password is not selected.
NOTE If Strong Password is enabled, the Admin and System passwords must contain at least one uppercase character, one lowercase character and be at least 8 characters long. - Password Configuration
- Allows you to specify the minimum and max password lengths of the Administrator and System passwords.
- min-4—by default, if you want to change you can increase the number
- max-32—you can decrease the number
- Password Bypass
- Allows you to enable or disable the permission to
bypass the System and the Internal HDD password, when they are set.
The options are:
- Disabled
- Reboot bypass
Default setting: Disabled
- Password Change
- Allows you to enable the disable permission to the
System and Hard Drive passwords when the admin password is set.
Default setting: Allow Non-Admin Password Changes is selected.
- Non-Admin Setup Changes
- Allows you to determine whether changes to the setup
options are allowed when an Administrator Password is set. If disabled
the setup options are locked by the admin password.
Option "allow wireless switch changes" is not selected by default.
- UEFI Capsule Firmware Updates
- This option controls if the system allows BIOS updates through UEFI capsule packages.
- Enable UEFI Capsule Firmware Updates. This option is enabled by default.
- TPM 2.0 Security
- Allows you to enable the Trusted Platform Module (TPM)
during POST. The options are:
- UEFI capsule Firmware updates—enabled by default
- TPM On—enabled by default
- Clear
- PPI Bypass for Enable Commands
- PPI Bypass for Disabled Commands
- Attestation enable—enabled by default
- Key storage enable—enabled by default
- SHA-256—enabled by default
- Disabled
- Enabled—enabled by default
NOTE To upgrade or downgrade TPM 2.0, download the TPM wrapper tool—software. - Computrace
- Allows you to activate or disable the optional Computrace
software The options are:
- Deactivate
- Disable
- Activate—enabled by default
NOTE The Activate and Disable options will permanently activate or disable the feature and no further changes are allowed - CPU XD Support
- Allows you to enable the Execute Disable mode of the
processor.
Enable CPU XD Support—enabled by default
- OROM Keyboard Access
- Allows you to set an option to enter the Option ROM
Configuration screens using hotkeys during boot. The options are:
- Enabled
- One Time Enable
- Disable
Default setting: Enable
- Admin Setup Lockout
- Allows you to prevent users from entering Setup when
an Administrator password is set.
Default Setting: This option is enabled
- Master password lockout
- This option is not enabled by default
- SMM Security Mitigation
- This option enables or disables additional UEFI SMM Security Mitigation protections.
- SMM Security Mitigation
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