Microsoft's certification states that OEM's must allow the user to configure secure boot to trust other bootloader's. https://learn.microsoft.com/en-us/windows

Microsoft's certification states that OEM's must allow the user to configure secure boot to trust other bootloader's. https://learn.microsoft.com/en-us/windows/security/operating-system-security/system-security/secure-the-windows-10-boot-process#secure-boot https://learn.microsoft.com/en-us/windows/security/operating... However OEM's like HP are ignoring the certification requirements: https://h30434.www3.hp.com/t5/Notebook-Operating-System-and-Recovery/Unable-to-switch-to-secure-boot-custom-or-enrolment-mode/td-p/9365713 https://h30434.www3.hp.com/t5/Notebook-Operating-System-and-... https://h30434.www3.hp.com/t5/Notebook-Boot-and-Lockup/How-to-enable-setup-mode-for-secure-boot-on-a-HP-Laptop/td-p/9565067 https://h30434.www3.hp.com/t5/Notebook-Boot-and-Lockup/How-t...