DELL_Latitude_E7440_LA_9591P_REV_1_0_CD3301_BY_PASS_ALL_OK_UNIVERSAL.rar
BIOS / EC firmware for Dell E7440 / CD3301 · board LA-9591P · 7.2 MB · shared in 3 Telegram posts.
TXTAbout DELL Latitude E7440 LA-9591P REV 1 0 CD3301 BY PASS ALL OK UNIVERSAL BIOS / EC firmware
DELL Latitude E7440 LA-9591P REV 1 0 CD3301 BY PASS ALL OK UNIVERSAL is a Dell E7440 / CD3301 BIOS / EC firmware dump for board LA-9591P — password unlock, tested. It is packed in a RAR archive of 7.2 MB, board revision 1. It was first posted on 15 Mar 2023 and is available in 3 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-9591P revision 1.
For the same board you can also find a boardview, board packs and a schematic — see all LA-9591P files.
- Type
- BIOS & EC
- Format
- .rar · RAR archive
- Size
- 7.2 MB
- Brand
- Dell
- Board number
- LA-9591P
- Model
- E7440, CD3301
- Revision
- 1
- Notes
- password unlock, tested
- First posted
- 15 Mar 2023
- Last posted
- 13 Jul 2026
- Sources
- 3
Tags
MSGFrom the Telegram post
DELL Latitude E7440 LA 9591P REV 1 0 CD3301 BY PASS ALL OK UNIVERSAL WORKING 100% TESTED OK 100%
J1Download LA-9591P BIOS / EC firmware from Telegram
- Schematic & Bios & Boardview laptop 💻 @schematiclaptopramkushwaha · 13 Jul 2026Open post
- GENERAL BIOS 💻💻 @generalbios · 8 Oct 2023Open post
- BIOS ARCHIVE | BIOS |Laptop Firmware & Tools @biosarchive · 15 Mar 2023Open post
R1How to download DELL Latitude E7440 LA-9591P REV 1 0 CD3301 BY PASS ALL OK UNIVERSAL
- 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 DELL_Latitude_E7440_LA_9591P_REV_1_0_CD3301_BY_PASS_ALL_OK_UNIVERSAL.rar to download it.
- Open it with 7-Zip (free) or WinRAR.
If a post was deleted, try another source above or search for LA-9591P. 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?
RAR archive. A compressed folder. It can hold a schematic, a boardview, a BIOS dump or all three.
Open with:
- 7-Zip (free)
- WinRAR
Tip: If the archive asks for a password, look for it in the Telegram post text.