Disable Bios Secure Boot - Dell S5448F-ON Installation Manual

Disable BIOS secure boot

The Secure Boot configuration page in the BIOS Setup menu is password protected. On some switches, Secure Boot mode is
enabled by default in the BIOS but you can disable it from the BIOS menu.
1. Enter the BIOS password. The default password is the switch service tag plus an exclamation mark; for example, xxxxxx!.
After you enter the BIOS password, you enter the Main tab of the BIOS user interface.
2. Select the Security tab using the right arrow key.
3. Select the Secure Boot option at the bottom of the Security tab using the down arrow key.
44 Secure boot