RCA DEDT420M4 (25Q32B).zip

TXTAbout RCA DEDT420M4 (25Q32B) BIOS / EC firmware

RCA DEDT420M4 (25Q32B) is a DEDT420M4 / 25Q32B BIOS / EC firmware dump. It is packed in a ZIP archive of 10.9 MB. It was first posted on 26 Apr 2022 and is available in 2 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 DEDT420M4.

J1Download DEDT420M4 BIOS / EC firmware from Telegram

R1How to download RCA DEDT420M4 (25Q32B)

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 RCA DEDT420M4 (25Q32B).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 DEDT420M4. 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?