A window will pop up asking you to Run or Save the file. Select Save.
Choose the folder you would like to download the file to and select Save. A different window will appear and 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.
Make sure to be logged on with an Administrator account.
Make sure your system is docked to the ThinkPad Pro Dock or Ultra Dock with at least one external monitor connected.
Close all applications.
Double click the downloaded file: fwdphb01.exe
It will display the current firmware version and the firmware version to be installed.
If the current firmware version on your dock is older than 2.17.000, then click the Update firmware button.
Follow the instructions on the screen to complete installation and restart the dock with following action:
Shutdown the system, unplug the AC adapter from the dock, and wait for 5 seconds. Then, re-attach the AC adapter and power on.
If your docking station already updated, then click the Cancel Update button to exit.
While the firmware update should be the solution in the majority of cases, some screen flicker symptoms have also been reported in conjunction with certain 135W AC adapters. If you have installed the dock firmware update listed above and are still experiencing screen flicker, please see this related support article.