BIOS Update (Utility & Bootable CD) for Windows 10, 8.1 (64-bit), 7 (32-bit, 64-bit) - ThinkPad T550, W550s

BIOS Update (Utility & Bootable CD) for Windows 10, 8.1 (64-bit), 7 (32-bit, 64-bit) - ThinkPad T550, W550s

In This Article
Compatible DevicesCompatible Operating SystemsWhat's More
Available Drivers
File name
Size
Version
Operating System
Release Date
Severity
Options

BIOS Update (Utility & Bootable CD) for Windows 10, 8.1 (64-bit), 7 (32-bit, 64-bit) - ThinkPad T550, W550s

28.023 MB
1.30

Windows 10 (64-bit)

Windows 7 (32-bit)

Windows 7 (64-bit)

Windows 8.1 (64-bit)

09 Sep 2021
Recommended

BIOS Update Utility

n11uj22w.exe

6.61 MB
1.30

Windows 10 (64-bit)

Windows 7 (32-bit)

Windows 7 (64-bit)

Windows 8.1 (64-bit)

09 Sep 2021
Recommended

ReadMe for BIOS Update Utility

n11uj22w.txt

26.42 KB
1.30

Windows 10 (64-bit)

Windows 7 (32-bit)

Windows 7 (64-bit)

Windows 8.1 (64-bit)

09 Sep 2021
Recommended

BIOS Update (Bootable CD)

n11ur22w.iso

21.36 MB
1.30

Windows 10 (64-bit)

Windows 7 (32-bit)

Windows 7 (64-bit)

Windows 8.1 (64-bit)

09 Sep 2021
Recommended

ReadMe for BIOS Update (Bootable CD)

n11ur22w.txt

28 KB
1.30

Windows 10 (64-bit)

Windows 7 (32-bit)

Windows 7 (64-bit)

Windows 8.1 (64-bit)

09 Sep 2021
Recommended

Description

BIOS Update (Utility & Bootable CD)

Compatible Devices

  • ThinkPad T550 (Machine types: 20CJ, 20CK)
  • ThinkPad W550s (Machine types: 20E1, 20E2)

Compatible Operating Systems

  • Microsoft Windows 10 64-bit
  • Microsoft Windows 8.1 64-bit
  • Microsoft Windows 7 32-bit, 64-bit

What's More

BIOS Update Utility

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.

BIOS Update Bootable CD

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, the following type 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".)

  • USB

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)

The following versions of UEFI BIOS and ECP (Embedded Controller Program) have been released to date.

Version BIOS ID ECP ID BIOS Update Utility (Windows) BIOS Update Bootable CD
1.30 1.30 (N11ET54W) 1.09 (N11HT28W) Current release Current release
1.29 1.29 (N11ET53W) 1.09 (N11HT28W) n11uj21w.exe
n11uj21w.txt
n11ur21w.iso
n11ur21w.txt
1.28 1.28(N11ET52W) 1.09 N11HT28W) n11uj20w.exe
n11uj20w.txt
n11ur20w.iso
n11ur20w.txt
1.27 1.27(N11ET51W) 1.09(N11HT28W) n11uj19w.exe
n11uj19w.txt
n11ur19w.iso
/n11ur19w.txt
1.26 1.26(N11ET50W) 1.09(N11HT28W) n11uj18w.exe
n11uj18w.txt
n11ur18w.iso
n11ur18w.txt
1.25 1.25(N11ET49W) 1.09(N11HT28W) n11uj17w.exe
n11uj17w.txt
n11ur17w.iso
n11ur17w.txt
1.24 1.24(N11ET48W) 1.09(N11HT28W) n11uj16w.exe
n11uj16w.txt
n11ur16w.iso
n11ur16w.txt
1.23 1.23(N11ET47W) 1.09(N11HT28W) n11uj15w.exe
n11uj15w.txt
n11ur15w.iso
n11ur15w.txt
1.22 1.22(N11ET46W) 1.09(N11HT28W) n11uj14w.exe
n11uj14w.txt
n11ur14w.iso
n11ur14w.txt
1.21 1.21(N11ET45W) 1.09(N11HT28W) n11uj13w.exe
n11uj13w.txt
n11ur13w.iso
n11ur13w.txt
1.20 1.20(N11ET44W) 1.09(N11HT28W) n11uj12w.exe
n11uj12w.txt
n11ur12w.iso
n11ur12w.txt
1.18 1.18(N11ET42W) 1.09(N11HT28W) n11uj10w.exe
n11uj10w.txt
n11ur10w.iso
n11ur10w.txt
1.17 1.17(N11ET41W) 1.09(N11HT28W) n11uj09w.exe
n11uj09w.txt
n11ur09w.iso
n11ur09w.txt
1.16 1.16(N11ET40W) 1.08(N11HT27W) n11uj08w.exe
n11uj08w.txt
n11ur08w.iso
n11ur08w.txt
1.15 1.15(N11ET39W) 1.08(N11HT27W) n11uj07w.exe
n11uj07w.txt
n11ur07w.iso
n11ur07w.txt
1.14 1.14(N11ET38W) 1.08(N11HT27W) n11uj06w.exe
n11uj06w.txt
n11ur06w.iso
n11ur06w.txt
1.10 1.10(N11ET34W) 1.06(N11HT25W) n11uj05w.exe
n11uj05w.txt
n11ur05w.iso
n11ur05w.txt
1.09 1.09(N11ET33W) 1.06(N11HT25W) n11uj04w.exe
n11uj04w.txt
n11ur04w.iso
n11ur04w.txt
1.07 1.07(N11ET31W) 1.05(N11HT24W) n11uj03w.exe
n11uj03w.txt
n11ur03w.iso
n11ur03w.txt
1.06 1.06(N11ET30W) 1.04(N11HT23W) n11uj02w.exe
n11uj02w.txt
n11ur02w.iso
n11ur02w.txt
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Last Modified Date: 20 Sep 2021

Original Publish Date: 15 Mar 2017

Document ID: DS102339

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