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.

Alienware 15 R3/ Alienware 17 R4 System BIOS

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.
Alienware 15 R3/ Alienware 17 R4 System BIOS SWB.
To view all drivers for your Alienware 17 R4, go to Drivers and downloads.
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Alienware_15R3_17R4_S1.0.9_K1.0.1.exe | 10.81 MB
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File Format: CPG BIOS Executable for Windows/DOS
File Name: Alienware_15R3_17R4_S1.0.9_K1.0.1.exe
File Size: 10.81 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.
MD5:
132971b829a67c6c31787c08a5cfa6cd
SHA1:
aa2128b4cbbd5976dd321fce1de09ed80a34b5e8
SHA-256:
ab09eaa8f85cffd31a343ebf9cd138bb416c0c78b48e5dbfd24403c25c477a78

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

Fixes & Enhancements

Fixes:
- Not Applicable
Enhancements:
- Improve Alienware Graphic Amplifier behavior.
- Improve system performance while CPU performance option is enabled
- Modify Thunderbolt function for Thunderbolt enhancement.
Read More

Version

S1.0.9_K1.0.1, S1.0.9_K1.0.1

Release date

04 Jan 2017

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.

Additional details

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Dell Alienware Cassini 15/17 System BIOS
[Run the BIOS update utility from Windows environment]
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.

[Run the BIOS 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. DOS System will auto restart and update BIOS while system startup screen.
5. After BIOS update finished, system will auto reboot to take effect.

[Run the BIOS update utility from DOS environment if UEFI Boot Mode (Non-Windows users,Load Legacy Option ROM Disabled)]
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 List Option"
3. Change "UEFI" to "Legacy" of Boot List Option
4. Go to "Exit > Exit Save Changes" and 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 update finished, system will auto reboot.
8. Go to BIOS Setup by pressing pressing F2 and go to "Boot > Boot List Option"
9. Change "Legacy" to "UEFI" Boot Option.
10. Load Legacy Option ROM->Enabled
11. Go to "Exit" > Exit Save Changes and reboot system

Need help with BIOS issues?

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

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