DOWNLOAD Dolby Home Theater for Lenovo

This package installs the software (User interface for Dolby Home Theater v4) to easily access and see the Dolby Home Theater v4 feature.

Conexant Audio Software version (8AAD05WW) or higher should be installed before installation.

Manual Install

  Downloading file
  1. Click once on the underlined file name. Once this is done, some pop-up
     windows will appear.
  2. Follow the instructions on the screen.
  3. In the window to choose Run or Save, click Save.
  4. Choose the folder you would like to download the file to and click Save.
     A different window will appear and the download will begin and complete.
     Once the download has completed, there may or may not be a message stating
     that the download completed successfully.

  Extracting file
  5. Make sure to be logged on with an administrator account.
  6. Locate the folder where the file was downloaded.
  7. Locate the file that was downloaded and double-click it.
  8. Follow the instructions on the screen.
  9. In the Select Destination Location window, click Next. If you would like to
     select a different folder, click Browse.
 10. In the Ready to Install window, click Install. All the necessary files will
     be extracted to the folder selected in the step 9.

  Installing files
 11. Make sure the checkbox next to "Install ..... now" is checked and click
 12. Follow the instructions on the screen to complete installation and restart
     the computer.

  Finally delete the file saved in the step 4.

Unattended Install

  This is for system administrators' use only.

  1. Refer to the Manual Install section, and download and extract the file.
  2. In the step 11 of the Installing files section, uncheck the checkbox next
     to "Install ..... now", and then click Finish to cancel installation.
  3. At the command line, execute DHT.MSI with the /quiet option.
     Example: [Path where the files were extracted]\DHT.MSI /quiet


  1. Click Start, then click Control Panel.
  2. Make sure "View by Category" is selected, and click Uninstall a program.
  3. Click Organize, select Layout, then select Details Pane. The Details Pane
     will be shown at the bottom of screen.
  4. Select Dolby Home Theather v4.
  5. Check the product version in the Details Pane.

Support models

  • ThinkPad T420s, T420si
  • ThinkPad X1
  • ThinkPad X1 Hybrid(*1)

Support models
  • ThinkPad Edge E220s
  • ThinkPad Edge E420s 

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