How to Enable Secure Boot on your Dell Device for Windows

Microsoft enabled UEFI aka Secure Boot and TPM 2.0 mandatory for installation of Windows 11. Secure Boot is also recommended for Windows 10 OS.

If you are using Windows 10 Legacy installation on your PC want to upgrade your system to the latest Microsoft Windows 11. Every Pcs user needs to change Legacy into Secure Boot (UEFI) setting and check for TPM 2.0 installation.

What is Secure Boot?

Secure Boot protects the boot process against any security attacks from malicious code like malware and ransomware. Secure Boot is firmware dependent and requires that the computer BIOS is set to UEFI mode.

How to Verify the Secure Boot Enabled PC

Windows users will need to follow these steps in our guide to make sure, It’s worked properly.

  • Click on Windows Button to the key of the device and press the Windows key (W).
  • In the search bar, type Windows + R to open command prompt with admin.
  • Type msinfo32 command
  • Press Enter
  • This will open your System Configuration Summary should be selected by default.
  • On the screen of your system configuration with your Dell device information will be display.
  • At the right side of the configuration, look for BIOS Mode and Secure Boot State.
  • If Secure Boot is enabled, the BIOS Mode will show “UEFI” either , It will show Legacy means “Off”.
  • If BIOS mode shows “Legacy”. You may need to change into “UEFI mode”. Make sure, If your Windows installation made through Legacy in Windows 10 before upgrading to Windows 11 will need to switch back to “UEFI” mode.
    • Switching Legacy to UEFI will make Windows 10 installation unbootable and required reinstallation of Windows.
    • Windows 10 users need to create back of Documents, Download Section, Installation Apps backup before enabling the UEFI in BIOS.

Read more about Windows 10 Build 19044.1319 (21H2) Preview Insider Release Details

How to Switching from Legacy to UEFI mode

  • Boot your Dell device
  • Tap on F2 Key on the boot after the Dell Logo appeared on screen.
  • Enter the BIOS

Following these steps in the Alienware, Inspirion, and Vostro

  • Go to Boot > Change Secure Boot List Option to UEFL.
  • Press the F10 key to Save and Exit.
  • Reboot

Following these steps in OptiPlex, Precision, Wyse, and XPS

  • Go to General > Boot Sequence > Boot list Option – Change to UEFL.
  • Click Apply > Click Exit – Save the changes.
  • Reboot.

Enabling Secure Boot in any Dell Device

Secure Boot is controlled by the computer firmware (BIOS) and can be enabled by following a few simple steps:

Alienware, Inspiron and Vostro

  • Go to Secure Boot > Change Secure Boot to Enabled.
  • Press the F10 key to Save and Exit.