HP EliteBook 640 G9 X8SF DAX8SFMB8B2 REVB.rar

TXTAbout HP EliteBook 640 G9 X8SF DAX8SFMB8B2 REVB BIOS / EC firmware

HP EliteBook 640 G9 X8SF DAX8SFMB8B2 REVB is an HP X8SF BIOS / EC firmware dump for board DAX8SFMB8B2 — tested. It is packed in a RAR archive of 67.4 MB. It was first posted on 23 Dec 2023 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 DAX8SFMB8B2.

MSGFrom the Telegram post

HP EliteBook 640 G9 X8SF DAX8SFMB8B2 REV B TESTED OK 100%

J1Download DAX8SFMB8B2 BIOS / EC firmware from Telegram

R1How to download HP EliteBook 640 G9 X8SF DAX8SFMB8B2 REVB

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 HP EliteBook 640 G9 X8SF DAX8SFMB8B2 REVB.rar to download it.
3. Open it with 7-Zip (free) or WinRAR.

If a post was deleted, try another source above or search for DAX8SFMB8B2. 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.

.RARWhat is a .rar file and how to open it?