Realtek High Difinition Audio Driver

Follow the instructions after running the Setup.exe.
See the Installation Instructions category for additional details

Dell Update Package (DUP) Instructions
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.

Installation
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.

Hard Drive Installation (via WinZip) with Setup.exe File

Download

1.Click Download File, to download the file.
2. When the File Download window appears, click Save or Save this program to disk and click OK. The Save In: window appears.
3. From the Save In: field, click the down arrow then click to select Desktop and click Save. The file will download to your desktop.
4. If the Download Complete window appears, click Close. The file icon appears on your desktop.

Install

1.Double-click the new icon on the desktop
2.The Self-Extracting window appears and prompts you to extract or unzip to C:\DELL\DRIVERS\Rxxxxx. (Where Rxxxx is the name of the file to be downloaded). Write down this path so the executable (I.e.Setup.exe) file can be found later.
3. The Self-Extractor window appears.
4. Click OK.
5. After completing the file extraction, if the Self-Extractor window is still open, close it.
6. Click Start button and then click Run.
7. Type C:\DELL\DRIVERS\Rxxxxx (where Rxxxx is the name of the file) in the Open textbox and then click OK.
8. Follow the on-screen installation instructions.

Reboot will be required