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X1 Carbon 5th Gen Type 20HQ BIOS

BIOS Added: Sep 17, 2026 RAR · 7.6 MB

File details

TypeBIOS
FormatRAR
Size7.6 MB
AddedSeptember 17, 2026
Updated
Original file nameX1 Carbon 5th Gen Type 20HQ.rar

Where to get the file

Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.

Alternative links

No other copies are known yet.

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

This is a BIOS dump, supplied as a RAR archive of about 7.6 MB, with the original file name "X1 Carbon 5th Gen Type 20HQ.rar". The facts do not give a board number, revision, chip size or platform, so the exact target board should be confirmed from the original file name and the markings on your own motherboard. A BIOS dump is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

Description generated from the catalog data. ·

How to open it

A BIOS dump is written to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and save the original chip contents twice before writing.

Guide: Flash a Laptop BIOS with a CH341A Programmer →

Questions about this file

How do I flash this BIOS dump?

Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.

Will this BIOS work on my board?

Only if the board number and revision match: X1 Carbon 5th Gen Type 20HQ. Dumps from a different board or revision can leave the board dead.

What does “clean ME” mean?

The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.

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