BIOS Update Bootable CD for Windows 8 (32-bit, 64-bit), 7 (32-bit, 64-bit), Vista (32-bit, 64-bit), XP - ThinkPad W520
Available Drivers
BIOS Update Bootable CD for Windows 8 (32-bit, 64-bit), 7 (32-bit, 64-bit), Vista (32-bit, 64-bit), XP - ThinkPad W520
Windows 7 (32-bit)
Windows 7 (64-bit)
Windows 8 (32-bit)
Windows 8 (64-bit)
Windows Vista (32-Bit)
Windows Vista (64-Bit)
Windows XP (32-bit)
Windows XP (64-bit)
BIOS Update Bootable CD
8buj25us.iso
Windows 7 (32-bit)
Windows 7 (64-bit)
Windows 8 (32-bit)
Windows 8 (64-bit)
Windows Vista (32-Bit)
Windows Vista (64-Bit)
Windows XP (32-bit)
Windows XP (64-bit)
README
8buj25uc.txt
Windows 7 (32-bit)
Windows 7 (64-bit)
Windows 8 (32-bit)
Windows 8 (64-bit)
Windows Vista (32-Bit)
Windows Vista (64-Bit)
Windows XP (32-bit)
Windows XP (64-bit)
Description
The BIOS Update CD can boot the computer disregarding the operating systems and update the UEFI BIOS (including system program and Embedded Controller program) stored in the ThinkPad computer to fix problems, add new functions, or expand functions.
Compatible Operating Systems
- Microsoft Windows 8 32-bit, 64-bit
- Microsoft Windows 7 32-bit, 64-bit
- Microsoft Windows Vista 32-bit, 64-bit
- Microsoft Windows XP Professional SP3
What's More
This package provides the ISO image file of UEFI BIOS which is compatible with CD/DVD/BD writing software to create the CD/DVD/BD for the UEFI BIOS update. Hereafter the CD/DVD/BD for the UEFI BIOS update is called as "BIOS Update CD".
The BIOS Update CD can boot the computer disregarding the operating systems and update 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.
For that purpose, it is necessary to have the CD/DVD/BD writing software (with CD/DVD/BD creation function from the ISO image file) prepared separately.
Also, any one of the following types of CD-RW, CD-RW & DVD Combo, DVD, DVD Multi, BD or other optical drives should be prepared. (Hereafter these drives are called as "optical drive".) - ThinkPad internal - USB This program is language independent and can be used with any language system.
Use the links below to obtain the BIOS and Embedded Controller files in other file formats:
- BIOS Utility
Supported ThinkPad System
- W520
Summary of Changes
Where:
- BIOS: BIOS version
- ECP: Embedded Controller Program version
- [Important] Important update
- (New) New function or enhancement
- (Fix) Correction to existing function
Version 1.46
UEFI: 1.46 / ECP: 1.36
- [Important] Security fix addresses LEN-22133 Speculative Execution Side Channel Variants 4 and 3a (CVE-2018-3639, CVE-2018-3640). Refer to Lenovo's Security Advisory page for additional information.
Additional Information
Please refer to the README file for the following:
- Installation Instructions
- Determining Which Version is Installed
- Complete list of summary of changes
- Known limitations (if any)
Package | UEFI BIOS | ECP | Release |
---|---|---|---|
1.46 | 1.46 (8BET65WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
Current release |
1.45 | 1.45 (8BET65WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
8buj24us.iso 8buj24uc.txt |
1.44 | 1.44 (8BET64WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
8buj23us.iso 8buj23uc.txt |
1.43 | 1.43 (8BET63WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
8buj22us.iso 8buj22uc.txt |
1.42 | 1.42 (8BET62WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
8buj21uc.iso 8buj21uc.txt |
1.41 | 1.41 (8BET61WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
8buj20uc.iso 8buj20uc.txt |
1.40 | 1.40 (8BET60WW) | 1.36 (8AHT42WW) 1.36 (8XHT42WW) |
8buj19uc.iso 8buj19uc.txt |
1.39-1.35 | 1.39 (8BET59WW) | 1.35 (8AHT41WW) 1.35 (8XHT41WW) |
8buj18uc.iso 8buj18uc.txt |
1.39 | 1.39 (8BUJ17US) | 1.34 (8AHT40WW) 1.34 (8XHT40WW) |
8buj17uc.iso 8buj17uc.txt |
1.38 | 1.38 (8BET58WW) | 1.34 (8AHT40WW) 1.34 (8XHT40WW) |
8buj16uc.iso 8buj16uc.txt |
1.37 | 1.37 (8BET57WW) | 1.33 (8AHT39WW) 1.33 (8XHT39WW) |
8buj15uc.iso 8buj15uc.txt |
1.36 | 1.36 (8BET56WW) | 1.20 (8AHT38WW) 1.20 (8XHT38WW) |
8buj14uc.iso 8buj14uc.txt |
1.35 | 1.35 (8BET55WW) | 1.20 (8AHT38WW) 1.20 (8XHT38WW) |
8buj13uc.iso 8buj13uc.txt |
1.34 | 1.34 (8BET54WW) | 1.19 (8AHT37WW) 1.19 (8XHT37WW) |
8buj12uc.iso 8buj12uc.txt |
1.33 | 1.33 (8BET53WW) | 1.19 (8AHT37WW) 1.19 (8XHT37WW) |
8buj11uc.iso 8buj11uc.txt |
1.32 | 1.32 (8BET52WW) | 1.18 (8AHT36WW) 1.18 (8XHT36WW) |
8buj10uc.iso 8buj10uc.txt |
1.30 | 1.30 (8BET50WW) | 1.17 (8AHT35WW) 1.17 (8XHT35WW) |
8buj09uc.iso 8buj09uc.txt |
1.28 | 1.28 (8BET48WW) | 1.17 (8AHT35WW) 1.17 (8XHT35WW) |
8buj08uc.iso 8buj08uc.txt |
1.26 | 1.26 (8BET46WW) | 1.16 (8AHT34WW) 1.16 (8XHT34WW) |
8buj06uc.iso 8buj06uc.txt |
1.25 | 1.25 (8BET45WW) | 1.15 (8AHT34WW) 1.15 (8XHT324WW) |
8buj05uc.iso 8buj05uc.txt |
1.25 | 1.25 (8BET44WW) | 1.14 (8AHT32WW) | 8buj04uc.iso 8buj04uc.txt |
1.22 | 1.22 (8BET42WW) | 1.13 (8AHT31WW) | 8buj03uc.iso 8buj03uc.txt |
1.21 | 1.21 (8BET41WW) | 1.09 (8AHT27WW) | 8buj02uc.iso 8buj02uc.txt |
1.06 | 1.06 (8BET30WW) | 1.06 (8AHT24WW) | 8buj01uc.iso 8buj01uc.txt |
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Alias Id: MIGR-77034
Last Modified Date: 05 Mar 2020
Original Publish Date: 07 Nov 2016
Document ID: DS018887