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

Before updating, please read the installation instructions and important information noted below.

Dell Inspiron 5481 System BIOS

Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
This package contains the Dell system BIOS update. BIOS is a firmware package that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices. This update addresses the Intel Security Advisories INTEL-SA-00219, INTEL-SA-00220, INTEL-SA-00270, INTEL-SA-00241, INTEL-SA-00260, and INTEL-SA-00254. A security advisory is a statement when a security vulnerability impacts a product, and a remedy is available for the vulnerability.
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Fixes & Enhancements

Fixes:
- Firmware updates to address the Intel Security Advisory INTEL-SA-00219 (CVE-2019-0117).
- Firmware updates to address the Intel Security Advisory INTEL-SA-00220 (CVE-2019-0123, and CVE-2019-0124).
- Firmware updates to address the Intel Security Advisory INTEL-SA-00270 (CVE-2019-11135).
- Firmware updates to address the Intel Security Advisory INTEL-SA-00241 (CVE-2019-0169, CVE-2019-11105, CVE-2019-11104, CVE-2019-11103, CVE-2019-11090, CVE-2019-0165, CVE-2019-0168, CVE-2019-11087, CVE-2019-11101, CVE-2019-11106, CVE-2019-11108, and CVE-2019-11147).
- Firmware updates to address the Intel Security Advisory INTEL-SA-00260 (CVE-2019-0154).
- Firmware updates to address the Intel Security Advisory INTEL-SA-00254 (CVE-2019-0185).
- Fixed the issue where some security settings in the BIOS setup are set to the default value. This issue occurs when the RTC reset is performed when there is an admin password.
- Fixed the issue where the Trusted Platform Module (TPM) not found error is displayed during the Power-On Self-Test (POST). This error is logged in BIOS event log.

Enhancements:
- Added an enhancement to extend the BIOS password configuration measurements into the Trusted Platform Module (TPM).
Read More

Version

2.6.1, 2.6.1

Release date

19 Mar 2020

Download Type

System BIOS

Category

BIOS

Importance

Critical
Dell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Available formats View Important Information
File Format: CPG BIOS Executable for Windows/DOS
File Name: Inspiron_5481_2.6.1.exe
File Size: 15.48 MB
This is a large file. Depending on your connection speed, it may take some time to download.
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.
MD5:
e57b8b373fd70c9fb0d80b08b36c6e91
SHA1:
ecfdcffd843b13aab434bf8af2a33b2af0205391
SHA-256:
ce92f07f813a2821f82d3b54e5c8a9de23d4fe944fa27952557725299afd6122
File Format: External release notes
File Name: Inspiron_5481_2.6.1_external.txt
File Size: 1.19 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
039aacef1cb4fb754f75c68c2389021b
SHA1:
f54de14895b444d4a412f9a28ddc7f76a878f936
SHA-256:
92edbc6e4b8f313439d89b0a832760af39c79f86877038f2f712875a8d478991

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

Additional details

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BIOS updates take no more than 5 minutes to be installed on your system. You can install the updates in the background while using the system.
Dell Inspiron 5481
Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker 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 power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.

Download and Installation
1. Click Download File.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file.
4. Double-click the new file.
5. The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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