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 5548

Restart required AUTO 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 provides the BIOS update for Dell Inspiron 5548 running the following Operating Systems: Windows and DOS.
Recommended

Find the best download for your system

Please enter your product details to view the latest driver information for your system

Search support

Enter your Dell Service Tag or model

Want to look up your product? Enter a product identifier. Show me how

This driver is not compatible

This driver is not applicable for the selected product. Choose another product to re-enter your product details for this driver or visit the Product Support page to view all drivers for a different product.

Find more updates. Use SupportAssist to find all the latest driver updates for your device.

Fixes & Enhancements

Fixes
- Not Applicable
Enhancements:
- Update Microcode
- Update Intel VBIOS to 1035.
- Update ePSA to u4236A21 (4236.23).
- Improve Wireless performance.
Read More

Version

A03, A03

Release date

11 Feb 2015

Download Type

System BIOS

Category

BIOS

Importance

Recommended
Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats

File Format: CPG BIOS Executable for Windows/DOS
File Name: Inspiron_5548_A03.exe
File Size: 23.21 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:
189fbe4e6f7f9ef78bfd3e8c94154d84
SHA1:
731646e040072a0a05f4a39211ff7a859e42e99a
SHA-256:
aac05e42a059e6eb3785c16e4897b1e26a91a95d1aab3fcd2936bdb3c217645b

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

Additional details

Show All | Hide All
Download
1. Click Download File, to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.

Run the BIOS/EC update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Press "Yes" to confirm the BIOS/EC version you want to update and start BIOS/EC Update process.
3. After BIOS/EC update finished, press Yes and then system will shut down, then power on the system to take effect.
4. If only update BIOS, after BIOS update finished, press "Yes" and then system will restart to take effect

Run the BIOS/EC update utility from DOS environment, if Legacy Boot mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then Press F12 key and Select "USB Storage Device" and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.
4. After BIOS/EC update finished, press the power button to shut down, then power on the system to take effect.
5. If only update BIOS, after BIOS update finished, press "Yes" and then system will restart to take effect.

Run the BIOS update utility from DOS environment, if UEFI Boot mode with Load Legacy Option disabled (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB key.
2. Power on the system, then go to BIOS Setup by pressing F2 and go to "Boot > Boot Mode" Option
3. Change "UEFI" to"Legacy" Boot Mode
4. Go to "Exit > Save Changes and Reset" and then reboot system.
5. Press F12, then Select "USB Storage Device" and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.
7. After BIOS/EC update finished, press the power button to shut down, then power on the system to take effect.
8. If only update BIOS, after BIOS update finished, press Yes and then system will restart to take effect.
9. Go to BIOS Setup by pressing F2 and go to "Boot > Boot Mode" to change Boot Mode from "Legacy" to "UEFI".
10. Go to "Boot > Secure Boot Control" to change Secure Boot from "Disabled" to "Enabled".
11. Go to "Exit > Save Changes and Reset" and then reboot system.

Reboot will be required

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting and usage guide.

Drivers help and tutorials