BIOS Post Popup “Dell Security Manager” Window and Request Interaction Before Next Process

Summary: This article provides information about the Dell Security Manager prompt when you first boot the system.

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Symptoms

When you first boot your Dell computer and see the screen prompt that (See Figure.1).
 
"A BIOS setup change was made to the Secure Boot configuration. Please accept the changes!
If the change are not accepted within the time remaining, the secure boot settings will be reverted to factory defaults, and the computer will reboot.

To accept the changes, please enter the number sequence as below.

Code - 0000

Time remaining (X) seconds"
Dell Security Manager.png

Figure.1 Dell Security Manager

Cause

It is caused by the BIOS Setting. The BIOS option of "Enable Microsoft UEFI CA" is set to OFF on Vpro enable configuration computer.

Resolution

Note: It works as design for pre-set "Enable Microsoft UEFI CA" to OFF systems.
  1. Following the message to enter the PIN code to keep "Enable Microsoft UEFI CA" OFF, the computer will boot into operating system.

  2. If you did not enter the PIN code within 15 seconds or choose Reject, the computer will reboot and show the below message after booting. (See Figure.2) It will ask you Press F2 to enter BIOS Setup and "Enable Microsoft UEFI CA" will be changed to ON automatically.
    Dell Security Manager reboot prompt.png
    Figure.2 Dell Security Manager Reboot Prompt
    Or, you can manually set "Enable Microsoft UEFI CA" to OFF in "Secure Boot" page. (See Figure.3)
    Enable Microsoft UEFI CA.png
    Figure.3 Enable Microsoft UEFI CA

Produse afectate

Latitude 5330, Latitude 7330, Latitude 9430
Proprietăți articol
Article Number: 000199681
Article Type: Solution
Ultima modificare: 14 mai 2026
Version:  8
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