Acer Extenza 4220 eMmachine e525 e725 NAWF3 LA-4854P.zip
BIOS / EC firmware for Acer e525 / e725 / NAWF3 · board LA-4854P · 759 KB · shared in 4 Telegram posts.
TXTAbout Acer Extenza 4220 eMmachine e525 e725 NAWF3 LA-4854P BIOS / EC firmware
Acer Extenza 4220 eMmachine e525 e725 NAWF3 LA-4854P is an Acer e525 / e725 / NAWF3 BIOS / EC firmware dump for board LA-4854P. It is packed in a ZIP archive of 759 KB. It was first posted on 9 Aug 2023 and is available in 4 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 LA-4854P.
For the same board you can also find a schematic and board packs — see all LA-4854P files.
- Type
- BIOS & EC
- Format
- .zip · ZIP archive
- Size
- 759 KB
- Brand
- Acer
- Board number
- LA-4854P
- Model
- e525, e725, NAWF3
- First posted
- 9 Aug 2023
- Last posted
- 11 Sept 2025
- Sources
- 4
Tags
MSGFrom the Telegram post
Acer Extenza 4220 eMmachine e525 e725 NAWF3 LA-4854P Bios
J1Download LA-4854P BIOS / EC firmware from Telegram
- Schematic & Bios & Boardview laptop 💻 @schematiclaptopramkushwaha · 11 Sept 2025Open post
- GENERAL BIOS 💻💻 @generalbios · 15 Dec 2024Open post
- GENERAL BIOS 💻💻 @generalbios · 27 Sept 2023Open post
- Cynet @cynetitsolution · 9 Aug 2023Open post
R1How to download Acer Extenza 4220 eMmachine e525 e725 NAWF3 LA-4854P
- Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
- You don’t need to join the channel. Tap the file Acer Extenza 4220 eMmachine e525 e725 NAWF3 LA-4854P.zip to download it.
- Open it with Built into Windows and macOS or 7-Zip (free).
If a post was deleted, try another source above or search for LA-4854P. 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?
ZIP archive. A compressed folder with one or more files inside.
Open with:
- Built into Windows and macOS
- 7-Zip (free)