Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

Before updating the BIOS, please suspend BitLocker encryption. If it is not enabled on your system, you can skip this step. Learn more

Dell XPS 13 7390 System BIOS

Restart required
This package contains the Dell system BIOS update. BIOS is a firmware that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices.

Get the latest driver

An updated version of this driver may be available.

This driver is up-to-date

The driver information is up-to-date. To view all drivers for your XPS 13 7390 2-in-1, go to Drivers & Downloads.

Fixes & Enhancements

- Fixed the incorrect panel size information in the BIOS setup menu.
- Fixed the issue where the MAC Address Override fails during the Preboot eXecution Environment (PXE) boot process.
- Change default setting of "Enable Thunderbolt (and PCIe behind TBT) pre-boot modules" to disabled by default


Version 1.1.3, 1.1.3



Release date

05 Dec. 2019

Last Updated

11 Dec. 2019


Available formats

File Format: Windows/DOS
File Name: XPS_13_7390_2-in-1_1.1.3.exe
Download Type: HTTP
File Size: 11.18 MB
Format Description:
This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.

By downloading, you accept the terms of the Dell Software License Agreement.

1.0.13 02 Oct. 2019
1.0.9 20 Aug. 2019
1.0.6 30 Jul. 2019
Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If it is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Download and Installation
1. Click Download File, to download the file.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the file.
4. Click Yes to open the BIOS update utility.
5. Click Update to initiate the update process. A progress bar is displayed.
6. Click Restart to restart the system once the progress bar reaches 100%.
The update process initiates at the Dell logo and an update initiation message is displayed with a progress bar. After the update finishes, the system automatically restarts.

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