4540S_Roadrunner_1_1_12260_1_48_4SI08_011_UMA_CLEAR_ME_100%_WORKING.bin

TXTAbout 4540S Roadrunner 1 1 12260 1 48 4SI08 011 UMA CLEAR ME 100% WORKING BIOS / EC firmware

4540S Roadrunner 1 1 12260 1 48 4SI08 011 UMA CLEAR ME 100% WORKING is a 4540S / 4SI08 BIOS / EC firmware dump — tested, UMA (integrated graphics). The BIN file is 8.0 MB. It was first posted on 4 Oct 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 4540S.

J1Download 4540S BIOS / EC firmware from Telegram

R1How to download 4540S Roadrunner 1 1 12260 1 48 4SI08 011 UMA CLEAR ME 100% WORKING

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 4540S_Roadrunner_1_1_12260_1_48_4SI08_011_UMA_CLEAR_ME_100%_WORKING.bin to download it.
3. Open it with Write it with a programmer: CH341A, RT809H, XGecu T48 and similar or Inspect it with a hex editor (HxD).

If a post was deleted, try another source above or search for 4540S. 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.

.BINWhat is a .bin file and how to open it?