HP_PROBOOK_440_G4_gd25b128c_Quanta_X81_DA0X81MB6E0_0520_PDF_1.rar

TXTAbout HP PROBOOK 440 G4 gd25b128c Quanta X81 DA0X81MB6E0 0520 PDF 1 BIOS / EC firmware

HP PROBOOK 440 G4 gd25b128c Quanta X81 DA0X81MB6E0 0520 PDF 1 is an HP X81 BIOS / EC firmware dump for board DA0X81MB6E0 for the GD25B128C SPI flash chip. It is packed in a RAR archive of 1.6 MB. It was first posted on 16 Jul 2026 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 DA0X81MB6E0.

For the same board you can also find a schematic, a boardview and board packs — see all DA0X81MB6E0 files.

J1Download DA0X81MB6E0 BIOS / EC firmware from Telegram

R1How to download HP PROBOOK 440 G4 gd25b128c Quanta X81 DA0X81MB6E0 0520 PDF 1

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 HP_PROBOOK_440_G4_gd25b128c_Quanta_X81_DA0X81MB6E0_0520_PDF_1.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 DA0X81MB6E0. 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?