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Should I remove Dolby Atmos Windows API SDK?

What percent of users and experts removed it?
7% remove it93% keep it
Overall Sentiment
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How common is it?
Global Rank #27,156
United States Rank #14,950
Reach 0.0060%


VersionDistribution 14.66% 11.21% 42.24% 6.90% 0.86% 13.79% 10.34%

Dolby Atmos Windows API SDK

Remove Dolby Atmos Windows API SDK
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Dolby Atmos Windows API SDK is a software program developed by Dolby Laboratories. The most common release is, with over 98% of all installations currently using this version. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. Upon being installed, the software adds a Windows Service which is designed to run continuously in the background. Manually stopping the service has been seen to cause the program to stop functing properly. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The setup package generally installs about 26 files and is usually about 28.24 MB (29,616,500 bytes). Relative to the overall usage of those who have this installed, most are running it on Windows 10. While about 91% of users of Dolby Atmos Windows API SDK come from the United States, it is also popular in Netherlands and Germany.

Program detailsProgram details

Installation folder: C:\Program Files\Dolby\Dolby DAX3\
Uninstaller: MsiExec.exe /X{8251506A-1856-4A1E-9CB0-7B2DC705558E}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 28.24 MB
Language: English (United States)

Program filesFiles installed by Dolby Atmos Windows API SDK

  • RuntimeController.dll - RuntimeController
  • TuningFileParser.dll - TuningFileParser
  • DAX3Launcher.exe - DAX3Launcher
  • DAX3TrayIcon.exe - DAXTrayIcon

Program behaviorsBehaviors exhibited

Scheduled Task (Boot/Login)
  • DAX3TrayIcon.exe is automatically launched at startup through a scheduled task named APP_Reg_HKLMRun.
  • DAX3API.exe runs as a service named 'Dolby DAX API Service' (Dolby DAX API Service) "Dolby DAX API Service is used by Dolby DAX applications to control Dolby Atmos components in the system.".
Startup File (All Users Run)
  • DAX3TrayIcon.exe is loaded in the all users (HKLM) registry as a startup file name 'APP' which loads as C:\Program Files\Dolby\Dolby DAX3\APP\DAX3TrayIcon.exe -Hide.

How do I remove Dolby Atmos Windows API SDK?

Quickly and completely remove Dolby Atmos Windows API SDK from your computer by downloading Reason's ‘Should I Remove It?’ (click the button below).
Or, you can uninstall Dolby Atmos Windows API SDK from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Dolby Atmos Windows API SDK, click it, and then do one of the following:
    • Windows Vista/7/8: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Dolby Atmos Windows API SDK.

Automatically starts? Yes
(Found in the run registry)
Uninstall it 7%
Keep it 93%

Distribution by countryGeography

90.72% of installs come from the United States
Which countries install it?
  United States 90.72%
  Netherlands 1.55%
  Germany 1.03%
  DK 1.03%
  Switzerland 0.52%
  Spain 0.52%
  Finland 0.52%
  France 0.52%
  United Kingdom 0.52%
  Hungary 0.52%
  Japan 0.52%
  Norway 0.52%
  Sweden 0.52%
  Singapore 0.52%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Lenovo 99.03%
Acer 0.97%
Common models
LENOVO 81C3 18.10%
LENOVO 80X7 18.10%
LENOVO 80VR 13.79%
LENOVO 80X6 9.48%
LENOVO 81B5 8.62%
LENOVO 81BD 5.17%


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