Dell XPS Consumer Information page 28

Dell XPS Notebook Reimage "How-To" Guide
NOTE: After the update process completes, it's desired to shut down the computer and perform below steps in order to
make the new firmware take effect.
Dell provides the Dell Command| Update Application on a business client supported platforms to simplify the BIOS,
firmware & driver update experience. This application is located under the "Systems Management" section of the
Dell Support website (www.dell.com/support). Be sure to pick your system type from the list or enter your service tag
to ensure you get the right version for your system.
NOTE: The Dell Thunderbolt Dock Firmware Update, and Intel HD Graphics Driver are excluded in Dell
Command | Update v2.2.0.
Dell also provides pre-packaged CAB pack for OS deployment through System Center Configuration Manager
(SCCM) or other deployment services, which now contains prerequisite drivers for Dell Thunderbolt™ Dock. The
CAB files can be downloaded from the "Systems Management" section of the Dell Support website
(www.dell.com/support).
NOTE: After image deployment process, users have to further complete Intel Thunderbolt 3 Firmware Update and Dell
Thunderbolt Dock Firmware Update prior to using the docking station properly.

Power off the system.

Disconnect the Thunderbolt 3 (Type-C) cable from the computer and then remove the
AC adapter of dock from the power outlet.

Then follow the recommended steps of connecting the AC adapter to the dock first
and then attaching the Thunderbolt cable to the computer.

Power on the computer with the docking station connected.