Revision : 01 -------------------------------------------------------------------------------- Software name Intel Thunderbolt software for version 1.x Support models ThinkPad T480 (Machine types: 20L5, 20L6) Operating System Microsoft Windows 10 64-bit (1809 or later) Microsoft Windows 11(21H2 or later) Refer to marketing materials to find out what computer models support which Operating Systems. Version Device manager:1.41.1229.0 Support devices Thunderbolt Controller-15BF Thunderbolt Controller-15D2 -------------------------------------------------------------------------------- WHAT THIS PACKAGE DOES This package installs the software (Thunderbolt software and device drivers) to enable the following devices. Device name Device name in the Device Manager --------------------------- --------------------------------- Thunderbolt Controller-15BF Thunderbolt(TM) Controller-15BF Thunderbolt Controller-15D2 Thunderbolt(TM) Controller-15D2 Refer to marketing materials to find out what computer models support which devices. If this package has been installed, updating (overwrite-installing) this package will fix problems, add new functions, or expand functions as noted below. This program is language independent and can be used with any language system. -------------------------------------------------------------------------------- CHANGES IN THIS RELEASE Version 1.41.1229.0 [Important updates] - Nothing. [New functions or enhancements] - Nothing. [Problem fixes] - - Fix security issue INTEL-SA-00533 CVE-2021-0110. -------------------------------------------------------------------------------- DETERMINING WHICH VERSION IS INSTALLED 1. Right-click Windows logo on taskbar. 2. Select Device Manager. 3. Double-click System devices category. 4. Double-click Thunderbolt(TM) Controller-15BF or Thunderbolt Controller-15D2. 5. Select Driver tab. 6. Check Driver Version. -------------------------------------------------------------------------------- NOTES This driver only can be updated on system which installed version 1.41 xx Thunderbolt DCH driver. -------------------------------------------------------------------------------- INSTALLATION INSTRUCTIONS Notes: - If your computer runs satisfactorily now, it may not be necessary to update the software. To determine if you should update the software, refer to the Version Information section. Manual Install This section assumes to use Internet Explorer and Windows Explorer. Downloading file 1. Select the underlined file name. Once this is done, some pop-up windows will appear. 2. Follow the instructions on the screen. 3. In the window to choose Run or Save, select Save. 4. The download will begin and complete. Once the download has completed, there may or may not be a message stating that the download completed successfully. Extracting files 5. Make sure to be logged on with an administrator account. 6. Locate the folder where the file was downloaded. 7. Locate the file that was downloaded and double-click it. 8. Follow the instructions on the screen. 9. In Extract or Install? window, select "Install", click Next, and move to step 13 to continue installation. Or, select "Extract only" and click Next to extract and keep the files on the specified folder. 10. In the Select Destination Location window, click Extract. If you would like to select a different folder, click Browse. 11. In the Ready to Install window, click Install. All the necessary files will be extracted to the folder selected in the step 10. 12. Click Finish. Installing files 13. In the Ready to Install window, click Install. All the necessary files will be extracted to the temporally folder. And extracted files will be deleted after installation. 14. Click Finish. 15. Follow the instructions on the screen to complete installation and restart the computer. IMPORTANT: Make sure to restart the computer after installation. Unattended Install This is for system administrators' use only. 1. Refer to the Manual Install section, and download and extract the file. 2. 2. At the command line, execute n22tb04w.exe with /verysilent option. Example: [Path where the exe file was]\n22tb04w.exe /verysilent -------------------------------------------------------------------------------- UNINSTALLATION INSTRUCTIONS 1. Start Windows and logon with an administrator account. 2. Hold down the Windows key and press X to open a menu at the lower-left area of the screen. 3. Select Device Manager. 4. Double-click System category. 5. Double-click the Thunderbolt(TM) Controller -15BF or Thunderbolt Controller-15D2. 6. Select Driver tab. 7. Select Uninstall. 8. Select Delete the driver software for this device and select OK 9. After uninstall,please reboot the system. -------------------------------------------------------------------------------- VERSION INFORMATION The following versions have been released to date. Version Build ID Rev. Issue Date ------------- -------- ---- ---------- 1.41.1229.0 N22TB04W 01 2022/02/10 1.41.789.0 N22TB03W 04 2021/11/11 1.41.789.0 N22TB03W 03 2020/05/13 1.41.789.0 N22TB03W 02 2020/02/13 1.41.789.0 N22TB03W 01 2020/01/17 1.41.645.0 N22TB02W 02 2019/10/01 1.41.645.0 N22TB02W 01 2019/06/25 1.00.002.42 N22TB01W 01 2019/01/04 Note: Revision number (Rev.) is for administrative purpose of this README document and is not related to software version. There is no need to upgrade this software when the revision number changes. To check the version of software, refer to the Determining which version is installed section. Summary of Changes Where: < > Version number [Important] Important update (New) New function or enhancement (Fix) Correction to existing function <1.41.1229.0>(N22TB04W) -(Fix) security issue INTEL-SA-00533 CVE-2021-0110. <1.41.789.0>(N22TB03W) -(New)Update to support Windows 11. <1.41.789.0>(N22TB03W) - [Important] Address security vulnerability issues CVE-2019-6173 and CVE-2019-6196. <1.41.789.0>(N22TB03W) - (Fix) Update driver title to isolate Non-DCH and DCH drivers <1.41.789.0>(N22TB03W) - (New) Update DCH driver to co-exist with Non-DCH driver v17.4.80.550. <1.41.645.0>(N22TB02W) - (Fix) Update Readme description. <1.41.645.0>(N22TB02W) - (New) Update to RS5 logo. <1.0.2.42>(N22TB01W) - (New) Update DCH driver for ThinkPad T480 Win10-S mode -------------------------------------------------------------------------------- LIMITATIONS Nothing. -------------------------------------------------------------------------------- TRADEMARKS * Lenovo and ThinkPad are registered trademarks of Lenovo. * Intel is a registered trademark of Intel Corporation. * Microsoft, Internet Explorer and Windows are registered trademarks of Microsoft Corporation. * Thunderbolt is a trademark of Intel Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.