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HP 820 G4 BIOS

BIOS Added: Oct 8, 2025 BIN · 16 MB

File details

TypeBIOS
BrandHP
Model820 G4
DeviceLaptop
FormatBIN
Size16 MB
BIOS chip size16 MB
AddedOctober 8, 2025
Updated
Original file namehp 820 g4 201.bin

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

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

BIOS dump for the HP 820 G4 laptop, supplied as a 16 MB BIN file named hp 820 g4 201.bin, matching a 16 MB flash chip. Technicians use a dump like this to reprogram the SPI chip with a programmer after BIOS corruption or a failed update. Before flashing, confirm that the board number and revision on your motherboard match the target of this dump, and read and save the original chip contents as a backup so you can restore them if needed.

The catalog also lists 2 BIOS dumps for the HP 820 G4.

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: HP 820 G4. 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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