How To Install Dolby Digital Audio On Windows 10,8.1,8,7 on any Laptop/PC


Everyone wants High quality audio for their laptops/PCs. But not all devices come with high quality audio like Dolby/Dolby Digital Plus Sound. Here, I am sharing a tutorial for people who want Dolby for their Laptops/PCs. There 4 versions of Dolby Audio Listed Below. You can use any one you want but i will prefer to Dolby Digital Plus Advance Audio for any random Laptop/PC as it gives best performance according to my experience and guide is also for that. To install Dolby, you must Disable Driver Signature Enforcement first. So lets start, Follow the steps given below.Windows 7doesn’t need to disable driver signature enforcement so you can skip those steps andcontinue with steps to install Dolby.

  1. Dolby Digital Plus Advance Audio
  2. Dolby Digital Plus Home Theatre
  3. Dolby Advance Audio v2
  4. Dolby Home Theatre v4 

Download any one you want to install for your Laptop/PC.

  • Dolby Digital Plus Advance Audio – Download
  • Dolby Digital Plus Home Theatre – Download
  • Dolby Advance Audio v2 – Download
  • Dolby Home Theatre v4 – Download


* To Disable Driver Signature Enforcement:
  • Hold Windows Key and press I key(Win+I).It will open Settings in windows 10,8.1 and 8.
  • Now, Go to Update & Security tab.
  • In Update & Security tab,go to Recovery and under Advanced Start-up option , click on Restart Now button.
  • Your PC/Laptop will be restarted and show a Advance startup Screen. Click on Troubleshoot tab.
  • Now, Click on Advanced Option tab.
  • Click on Startup Settings tab.
  • Now, Click on Restart button.
  • Now, Your PC/Laptop will restart again. While restarting, it will show Startup Setting shown below. Press key 7 to disable driver signature enforcement.(press the number key that has this option if your option is not on 7th number).
* Steps To Install Dolby:
  • Download your desired Dolby file from downloads section and extract it anywhere you want.
  • Your PC/Laptop will start with this settings. Now, Go to Start>Control Panel>Device Manager.
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  • Double Click on “Sound, video and game Controllers” tab.
  • There will be your Sound drivers as per your system. In most of case, It will be“Realtek High Definition Audio”. Right on your sound driver and select “Update driver software…” option.
  • A window will open and ask to select driver software shown below. Click on “Browse my computer for driver software” option.
  • In next window, Click on “Let me pick from a list of device drivers on my computer” option.
  • In next Window, Click on “Have disk…” button located on right lower side of window.
  • In next window, Select “Browse” button on right lower corner.
  • Go to extracted folder of the file you have downloaded.Go to 32 bit/64 bit>Driversand click on Open button.(Select 32 bit/64 bit depending on your operating system.)
  • Now, click on Ok button.




  • Select Model from list that you want to install and click on Next button.
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  • It will ask for a warning “Update driver warning“.click on Yes button to continue.(For windows 7 users : there will be a popup of windows security after this step.Simply click on “Install this driver software anyway“option.)





  • Now, the driver software will be installed. It will take a few minutes to install. As installation completes, click on Close button.





  • Now, check your driver software in device manager. It is changed from “Realtek High Definition Audio” to Dolby.





  • Now, go to the folder that you have extracted. Go to 32 bit/64 bit>Setup. Double click on “.msi” file to run it.(Select 32 bit/64 bit depending on your operating system.)
  • Now, in the installation click Next.
  • Tick check box of “Create a shortcut for this program on the Start Menu” and click Next.
  • Click on Install button.
  • Wait for installation to complete.When installation is completed, right click on speaker icon on taskbar and select “Playback devices” from the menu.
  • In the new window of SoundDouble click on Speakers. It will open Speakers Properties.
  • Click on Dolby tab.
  • Click on Power button.
  • Click OK and you are done 🙂
  • Dolby is installed and activated. To open control panel of Dolby, go to Start>Dolby>Dolby Digital Plus.
  • You can set settings as per your requirement for different categories given in control panel. You can also set 2 Custom settings as your choice.If you are facing any problem following the steps given then feel free to ask. Enjoy Dolby 🙂


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