- Board code
12306-1M- Made by
- Wistron
- Files
- 2
- Updated
Dell Precision M4400 12306-1M is a laptop motherboard designed by Wistron and used in the Dell Precision M4400 and Dell LM440.
The catalog has 2 BIOS files for it, posted in 2024. Each download button opens the original Telegram post.
Read and save the original chip contents before you write anything to it — Keeping the Windows Product Key (MSDM) When Reflashing a BIOS.
Compatible models
- Dell Precision M4400
- Dell LM440
Files for Dell Precision M4400 12306-1M
BIOS and firmware 2 All bios and firmware →
- DELL_M4400_LM440_MB_12306_1M_SR1HA_i5_4200m_N14P_GV2_B_A1_SR17D.rarDownload from Telegram
- DELL M4400 LM440 MB 12306-1M 48.4L409.01M WORKING BIOS 100%.rarDownload from Telegram
Frequently asked questions
Which laptops use the 12306-1M motherboard?
File names in the catalog tie 12306-1M to the Dell Precision M4400 and Dell LM440. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
What should I check before flashing the 12306-1M BIOS?
Read the original chip with a programmer and save two copies before writing anything. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.
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Files are hosted on Telegram by third parties; ExcitingSpas.com only links to public posts. Check that a file matches your board before using it. Disclaimer · Report a file