BIOS

Dell_Inspiron_31533158_7353_7359_7568_Cottonwood_MLK_14275_1_4MATIC.rar

BIOS / EC firmware for Dell 4MATIC · 5.2 MB · shared in 7 Telegram posts.

Download in Telegram Similar files

TXTAbout Dell Inspiron 31533158 7353 7359 7568 Cottonwood MLK 14275 1 4MATIC BIOS / EC firmware

Dell Inspiron 31533158 7353 7359 7568 Cottonwood MLK 14275 1 4MATIC is a Dell 4MATIC BIOS / EC firmware dump — tested. It is packed in a RAR archive of 5.2 MB. It was first posted on 28 Nov 2020 and is available in 7 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 4MATIC.

Type
BIOS & EC
Format
.rar · RAR archive
Size
5.2 MB
Brand
Dell
Model
4MATIC
Notes
tested
First posted
28 Nov 2020
Last posted
15 Jul 2026
Sources
7

Tags

Dell 4MATIC BIOSDell 4MATIC motherboardDell 4MATIC BIOS dumpBIOS bin fileSPI flash dumpDell laptop BIOS binBIOS free download

MSGFrom the Telegram post

TESTED OK TESTED OK 100%

J1Download 4MATIC BIOS / EC firmware from Telegram

R1How to download Dell Inspiron 31533158 7353 7359 7568 Cottonwood MLK 14275 1 4MATIC

  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_Inspiron_31533158_7353_7359_7568_Cottonwood_MLK_14275_1_4MATIC.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 4MATIC. 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.