BIOS

DELL_LATITUDE_5400_EDB46_LA_H771P_Rev_2_0A01_WORKING_BIOS_100%.zip

BIOS / EC firmware for Dell EDB46 / 0A01 · board LA-H771P · 6.4 MB · shared in 2 Telegram posts.

TXTAbout DELL LATITUDE 5400 EDB46 LA-H771P Rev 2 0A01 WORKING BIOS 100% BIOS / EC firmware

DELL LATITUDE 5400 EDB46 LA-H771P Rev 2 0A01 WORKING BIOS 100% is a Dell EDB46 / 0A01 BIOS / EC firmware dump for board LA-H771P — tested. It is packed in a ZIP archive of 6.4 MB, board revision 2. It was first posted on 4 Dec 2022 and is available in 2 Telegram channels.

Write it with an SPI programmer such as CH341A, RT809H or XGecu T48 to revive a board after a failed BIOS update, fix a corrupted Intel ME region or remove a forgotten BIOS password. Read and save the original chip first, and check that your board is LA-H771P revision 2.

Type
BIOS & EC
Format
.zip · ZIP archive
Size
6.4 MB
Brand
Dell
Board number
LA-H771P
Model
EDB46, 0A01
Revision
2
Notes
tested
First posted
4 Dec 2022
Last posted
21 Jul 2026
Sources
2

Tags

MSGFrom the Telegram post

DELL LATITUDE 5400 EDB46 LA -H771P Rev.2.0(A01) WORKING BIOS 100% TESTED OK 100%

J1Download LA-H771P BIOS / EC firmware from Telegram

R1How to download DELL LATITUDE 5400 EDB46 LA-H771P Rev 2 0A01 WORKING BIOS 100%

  1. Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
  2. You don’t need to join the channel. Tap the file DELL_LATITUDE_5400_EDB46_LA_H771P_Rev_2_0A01_WORKING_BIOS_100%.zip to download it.
  3. Open it with Built into Windows and macOS or 7-Zip (free).

If a post was deleted, try another source above or search for LA-H771P. Step-by-step help: downloading from Telegram.

Back up the original chip twice before writing this dump, and check that the board number and chip size match. See how to flash a BIOS chip.

.ZIPWhat is a .zip file and how to open it?

ZIP archive. A compressed folder with one or more files inside.

Open with:

  • Built into Windows and macOS
  • 7-Zip (free)