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 M18XR2 System BIOS

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 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.
To view all drivers for your ALIENWARE M18X R2, go to Drivers and downloads.
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M18R2A07WIN.exe | 4.42 MB
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File Format: CPG BIOS Executable for Windows/DOS
File Name: M18R2A07WIN.exe
File Size: 4.42 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:
1e455c0d0a048b984f922bae2a542cc4
SHA1:
aaef58e80f66fae90adaec4305016eca09117e38
SHA-256:
d2cc912f7354794127d6aec1ff447ec7afbd32a2770374c8f1343e88f8f67483

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

Fixes & Enhancements

- Supports Windows 7 and Windows 8 operating system.
Read More

Version

A07, A07

Release date

11 Oct 2012

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

Show All | Hide All
A1410 Dec 2018
X49, A1302 Apr 2018
A0316 Jul 2012
A0130 Apr 2012
Alienware M18XR2
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.

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.
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 and usage guide.

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