LENOVO S574 NM-E401 REV 1.0 UB2 & UB3.zip

TXTAbout LENOVO S574 NM-E401 REV 1.0 UB2 & UB3 BIOS / EC firmware

LENOVO S574 NM-E401 REV 1.0 UB2 & UB3 is a Lenovo S574 / UB2 / UB3 BIOS / EC firmware dump for board NM-E401 — tested. It is packed in a ZIP archive of 10.8 MB, board revision 1.0. It was first posted on 4 Sept 2025 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 NM-E401 revision 1.0.

For the same board you can also find a boardview and a schematic — see all NM-E401 files.

MSGFrom the Telegram post

LENOVO S574 NM-E401 REV 1.0 UB2 & UB3 OKOKOKOK To purchase: Worldwide access Instant delivery TESTED OK 100%

J1Download NM-E401 BIOS / EC firmware from Telegram

R1How to download LENOVO S574 NM-E401 REV 1.0 UB2 & UB3

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 S574 NM-E401 REV 1.0 UB2 & UB3.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 NM-E401. 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?