Realtek High-Definition Audio Driver

This package provides Realtek High Definition ALC662 Audio Driver and is supported on Inspiron 2020 running the following Windows Operating Systems: Windows 7.


Version, A01



Release date

01 Feb 2013

Last Updated

29 Mar 2013


Available formats

File Format:Update Package for Microsoft® Windows®
File Name:2020_Audio_Driver_8G4GT_WN_6.0.1.6537_A01.EXE
Download Type:HTTP
File Size: 130 MB
Format Description:Dell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
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By downloading, you accept the terms of the Dell Software License Agreement.

Other versions,A01 26 Apr 20133:18:18 AM,A00 29 May 201210:10:18 AM
Applies to
Realtek HD Audio (ALC662)
Installation instructions
Dell Update Package (DUP) Instructions
1. Click Download Now to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.

1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Click the Install button.
5. Follow the remaining prompts to perform the update.

Reboot will be required
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.

This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).