BIOS

LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE.rar

BIOS / EC firmware for Lenovo T490S / FT491 / FX390 · 15.3 MB · shared in 1 Telegram post.

Download in Telegram Similar files

TXTAbout LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE BIOS / EC firmware

LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE is a Lenovo T490S / FT491 / FX390 BIOS / EC firmware dump. It is packed in a RAR archive of 15.3 MB. It was first posted on 24 Apr 2026 and is available in 1 Telegram channel.

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 T490S.

Type
BIOS & EC
Format
.rar · RAR archive
Size
15.3 MB
Brand
Lenovo
Model
T490S, FT491, FX390
First posted
24 Apr 2026
Last posted
24 Apr 2026
Sources
1

Tags

Lenovo T490S BIOSLenovo T490S motherboardLenovo T490S BIOS dumpBIOS bin fileSPI flash dumpLenovo laptop BIOS binBIOS free download

J1Download T490S BIOS / EC firmware from Telegram

R1How to download LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE

  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 LENOVO T490S NM FT491 FX390 B891 FEV 2.0 ABSOLUTE ENABLE.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 T490S. 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?

RAR archive. A compressed folder. It can hold a schematic, a boardview, a BIOS dump or all three.

Open with:

  • 7-Zip (free)
  • WinRAR

Tip: If the archive asks for a password, look for it in the Telegram post text.