Lenovo X1 Carbon (Windows 8, 2014) UEFI Secure boot only, alternate boot device prohibited, i.e. the UEFI interface is not even accessible. Lenovo has been configuring this way for some time. It does not seem to be a faithful production of the EFI standard, IMHO.
Power management, mobile and firmware developer on Linux. Security developer at Aurora. Ex-biologist. mjg59 on Twitter. Content here should not be interpreted as the opinion of my employer. Also on Mastodon.
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Re: installed Linux on about 15 laptops, only one failed: a Lenovo
Date: 2017-03-23 09:22 pm (UTC)i.e. the UEFI interface is not even accessible. Lenovo has been configuring this way for some time. It does not seem to be a faithful production of the EFI standard, IMHO.