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Power on the system by pressing the power button. Repeatedly tap the F1 key when the Lenovo, ThinkPad, ThinkStation, or ThinkCentre logo appears.
This package updates the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to fix problems.
So if you want to get some extra juice out of your X220 setup, follow along to update to this unlocked BIOS that gives you back some perks ...
YouTube-Laptop Retrospective
How To Enter BIOS Setup Menu On Lenovo X220 or Boot From USB http://ouralo.com/
YouTube-NaBiL Moumen
Follow these steps to flash the X220 / X220 Tablet modified BIOS from a bootable USB. Please note the warning on the Advanced menu in the BIOS.
2020/7/23 -Hi, I have a Lenovo Thinkpad X220. It used to have a integrated keyboard. It have a blue Think Vantage button to get into bios.
Here is how i fixed the issue. It is a simple and real solution for anyone with X220. Disable uefi and enable legacy mode from bios. 1- download x220 BIOS ...
2018/5/19 -X220 has 1 flash chip of 8M. It's subdivided in roughly in 3 parts: Descriptor (12K); ME firmware (5M-12K); System flash (7M).
It will be necessary to install the whitelist-removed BIOS to install these cards in the X220; It will be necessary to cut or tape over pin 51 on these cards ...
2024/5/4 -Explains how to update Lenovo BIOS from Linux using a USB flash stick/pen without using Microsoft Windows operating systems.