Best if you want to choose a specific version or don't have Dell software installed. Dell Drivers & Downloads page for the XPS 9365. Find the latest System BIOS executable file and click Run the file : Double-click the downloaded file in Windows.
Updating a BIOS is not like installing a game. If it fails (power outage, forced shutdown), you can your laptop—turn it into an expensive paperweight. Dell Xps 13 9365 Bios Update
The procedure, therefore, demands careful preparation. Owners of the Dell XPS 13 9365 should follow a strict protocol: first, back up all data and suspend BitLocker or have the recovery key ready. Second, plug the laptop into its original 30W or 45W Dell charger—not a third-party USB-C charger, as power negotiation can be inconsistent during flashing. Third, download the BIOS update directly from Dell’s support site (entering the service tag to get the correct file, usually an .exe named “XPS_9365_2.xx.x.exe”). Finally, close all applications and run the update from Windows or via a USB bootable drive; do not attempt to run it on battery power or via a remote desktop session. Best if you want to choose a specific
