ACER_ES1_512_EA53_BM_EG52_BM_MB_14222_1_448_03708_0011_WORKING_BIOS.rar

TXTAbout ACER ES1 512 EA53 BM EG52 BM MB 14222-1 448 03708 0011 WORKING BIOS BIOS / EC firmware

ACER ES1 512 EA53 BM EG52 BM MB 14222-1 448 03708 0011 WORKING BIOS is an Acer ES1 / EA53 / EG52 BIOS / EC firmware dump for board 14222-1 — tested. It is packed in a RAR archive of 4.8 MB. It was first posted on 8 Oct 2022 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 14222-1.

For the same board you can also find a boardview, a schematic and board packs — see all 14222-1 files.

MSGFrom the Telegram post

ACER ES1-512 EA53-BM EG52-BM MB 14222-1 448.03708.0011 WORKING BIOS TESTED OK 100%

J1Download 14222-1 BIOS / EC firmware from Telegram

R1How to download ACER ES1 512 EA53 BM EG52 BM MB 14222-1 448 03708 0011 WORKING BIOS

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 ACER_ES1_512_EA53_BM_EG52_BM_MB_14222_1_448_03708_0011_WORKING_BIOS.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 14222-1. 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.

.RARWhat is a .rar file and how to open it?