BIOS + EC.zip

TXTAbout BIOS + EC BIOS / EC firmware

BIOS + EC is a Lenovo BIOS / EC firmware dump — EC firmware. It is packed in a ZIP archive of 5.1 MB. It was first posted on 14 Nov 2019 and is available in 3 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 this board.

MSGFrom the Telegram post

Bios + EC 4QCN45WW(V2.09) Supported Laptop Systems 2-in-1s Series: ideapad 2in1-14 300 Series: 320S-15IKB (Type 80X5), 320S-14IKB (Type 80X4), 320S-15ISK, 320S-14IKB (Type 81BN), 320S-15IKB (Type 81BQ) 500 Series: 520S-14IKB (Type 80X2), 520S-14IKB (Type 81BL) Flex Series: Flex 5-1470 (Type 80XA), Flex 5-1570 (Type 80XB), Flex 5-1470 (Type 81C9), Flex 5-1570 (Type 81CA) Yoga Series: Yoga 520-14IKB (Type 80X8), Yoga 520-14IKB (Type 81C8)

J1Download BIOS + EC BIOS / EC firmware from Telegram

R1How to download BIOS + EC

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 BIOS + EC.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 BIOS + EC. 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?