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Samsung QX412 BIOS

BIOS Added: Dec 10, 2025 RAR · 0.1 MB

File details

TypeBIOS
BrandSamsung
ModelQX412
DeviceLaptop
FormatRAR
Size0.1 MB
AddedDecember 10, 2025
Updated
Original file nameSAMSUNG QX412 LTN140AT21 1KB.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

From the original post:
SAMSUNG QX412 LTN140AT21 1KB

BIOS dump for the Samsung QX412 laptop, supplied as a RAR archive named SAMSUNG QX412 LTN140AT21 1KB.rar. The file is only about 0.1 MB, which is far smaller than a typical full BIOS image, so check its contents carefully before planning any reprogramming. Technicians generally use a BIOS dump to reflash the SPI flash chip with a programmer after corruption or a failed update. Confirm that the model and board revision match your machine, and back up the original chip contents before writing anything.

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 →

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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: Samsung QX412. 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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