| Name | Operating System | Version | Released | Download |
|---|---|---|---|---|
| BIOS Update Utility 8buj21us.exe 5.5 MB | Windows 7 32bit, Windows 7 64bit, Windows 8 32bit, Windows 8 64bit, Windows Vista 32bit, Windows Vista 64bit, Windows XP Service Pack 3 | 1.42 | 20 Aug 2013 | Download |
| README for BIOS Update Utility 8buj21us.txt 24.65 KB | Windows 7 32bit, Windows 7 64bit, Windows 8 32bit, Windows 8 64bit, Windows Vista 32bit, Windows Vista 64bit, Windows XP Service Pack 3 | 1.42 | 20 Aug 2013 | Download |
This package updates the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to fix problems, add new functions, or expand functions as noted below.
Use the link below to obtain the BIOS in other file formats:
- BIOS Bootable CD
Supported ThinkPad system
- W520
Supported Operating Systems
- Windows 8 32-bit, 64-bit
- Windows 7 32-bit, 64-bit
- Windows Vista 32-bit, 64-bit
- Windows XP Professional SP3