W530_LKN-4 WS MB_11220-1 4M.bin.zip

TXTAbout W530 LKN-4 WS MB 11220-1 4M.bin BIOS / EC firmware

W530 LKN-4 WS MB 11220-1 4M.bin is a Lenovo W530 / LKN-4 / 4M.bin BIOS / EC firmware dump for board 11220-1. It is packed in a ZIP archive of 2.5 MB. It was first posted on 28 Dec 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 11220-1.

For the same board you can also find a schematic and a boardview — see all 11220-1 files.

J1Download 11220-1 BIOS / EC firmware from Telegram

R1How to download W530 LKN-4 WS MB 11220-1 4M.bin

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 W530_LKN-4 WS MB_11220-1 4M.bin.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 11220-1. 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?