- Board code
448.0LY03- Made by
- Wistron
- Files
- 3
- Updated
Lenovo ThinkBook 14S G2 448.0LY03 is a laptop motherboard designed by Wistron and used in the Lenovo ThinkBook 14S G2.
The catalog has 3 BIOS files for it, posted in 2024. Each download button opens the original Telegram post.
BIOS notes: file names mention 32 MB chip sizes. 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
Files for Lenovo ThinkBook 14S G2 448.0LY03
BIOS and firmware 3 All bios and firmware →
- LV550 14 MB 203008-2 448.0LY03.0021 32MB TESTED OK.rarDownload from Telegram
- LENOVO_THINBOOK_14S_G2_ITL_LV550_14_MB_203008_1_448_0LY03_0011_i5.rarDownload from Telegram
- LV550 14 MB 203008-1 448.0LY03.0011 32MB BIOS TESTED OK.rarDownload from Telegram
Frequently asked questions
Which laptops use the 448.0LY03 motherboard?
File names in the catalog tie 448.0LY03 to the Lenovo ThinkBook 14S G2. 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 448.0LY03 BIOS?
Read the original chip with a programmer and save two copies before writing anything. File names for this board mention 32 MB images; the dump size must match your chip. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.
Guides for this board
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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