Dolby Home Theater v4 for Windows 8 (32-bit, 64-bit) - ThinkPad S430. To install this software, Realtek audio driver GAAM12WW and up should be installed.

1. Dolby Home Theater Driver

Sometimes, especially after you upgrade Windows 7 or Windows 8 to Windows 10, you find the home theater v4 don’t have sound. Of course, it may also be the Dolby Advanced Audio v2 or Dolby Digital Plus Advanced audio. It was really annoying when you have no idea how to fix this problem.

There are two ways you can choose to install it to solve the no sound problem. You can download the driver package and install it manually, or choose an easier way to update it automatically to solve the Dolby audio device no sound issue. And this can help to solve the problem of being unable to start the Dolby audio driver.

Manually Download and Install Dolby Theater V4 Drivers

Step 1: Download the drivers from here:
Download Dolby Home Theater V4 Drivers: https://goo.gl/JDPMRM
Download Dolby Advanced Audio V2 Drivers: https://goo.gl/YfHlDQ
Download Dolby Digital Plus Advanced Audio Drivers: https://goo.gl/ZIbBd8

Step 2:Enter the safe mode, and in the Startup Settings, choose the seventh item: Disable driver signature enforcement.

Then the computer will restart and enter the safe mode.

Step 3: Enter the Device Manager.

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Step 4: Expand Sound, video and game controllers, select the Realtek High Definition Audio. Right click to select Update Driver Software > Browse my computer for driver software > Let me pick from a list of device drivers on my computer.

Step 5: In the select the device driver window, select the Show compatible hardware. It will help to list the related device model. And you need to click Have Disk button.

Step 6: Click Browse button.

And then you can find the driver you downloaded in step 1.

Here use Dolby Home Theater V4 as an example. Follow the next steps to choose the file: Dolby Home Theater V4 > Drivers > 64 bit / 32 bit > Home Theater.inf > OK.

After you click OK, you will see it added to the model list.

Step 7: Click Dolby Home Theater V4 in Model and click Next to install the driver.

Step 8: Follow the guideline to install it.

Step 9: Choose Install this driver software anyway.

The home theater driver doesn’t have a digital signature.

Then the Microsoft will help you install this driver, several seconds later, the driver is installed. You can return to the device manager, and you will see the Dolby Home Theater V4 device is listed in the Sound, video and game controllers’ tree.

Next, you can install the Dolby Home Theater V4 program from the setup folder to manage the device.

Final Solution: Easily Update Dolby Audio Driver

Besides of downloading to install this software, you can also use Driver Doctor to download and update Dolby home theater v4, Dolby advanced audio v2, Dolby advanced plus digital audio devices drivers.

Driver Doctorcan fix the Dolby audio driver issue easily. It is a professional driver download and update software. It can help you to solve the problem of the graphic, audio, keyboard, mouse, touchpad, printer etc drivers easily and fast.

Dolby Home Theater Driver

It detects your computer, scans all your hardware drivers, and helps you to download and update all the drivers automatically. What you need to do is to click 4 buttons.

After you install and run it on your computer, it will start scanning your devices when you click Scan Now button. After that, it will remind you of the number of drivers you need to update including the Dolby Home Theater V4 audio driver.

So you can download and update the Dolby audio driver by Get Drivers.

After you updated the audio driver, restart the computer and test, you will find the home theater v4 no sound issue have already solved. Model de cerere tip.

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