Lenovo X1 Yoga 1st Gen BIOS 1.36 May 8, 2018
... System cannot recognize custom ACPI Table. About OS Independent BIOS:Although installing a newer BIOS version might add new features, update various components, ... the most commonly used method to flash the BIOS is by creating a bootable USB or CD ... or power user, it's recommended that the new BIOS be applied in a steady power environment such ...