Energy Star Energy Star

How to uninstall Energy Star from your PC

This web page contains detailed information on how to remove Energy Star for Windows. It was created for Windows by Hewlett-Packard Company. Open here where you can read more on Hewlett-Packard Company. You can read more about about Energy Star at . The program is usually located in the C:\Program Files\Hewlett-Packard\Energy Star folder (same installation drive as Windows). Energy Star's entire uninstall command line is MsiExec.exe /I{465CA2B6-98AF-4E77-BE22-A908C34BB9EC}. ClearSysReg.exe is the programs's main file and it takes circa 144.91 KB (148384 bytes) on disk.

Energy Star contains of the executables below. They take 159.81 KB (163648 bytes) on disk.

  • ClearSysReg.exe (144.91 KB)
  • SetSysTray.exe (14.91 KB)

The information on this page is only about version 1.0.9 of Energy Star. After the uninstall process, the application leaves leftovers on the PC. Part_A few of these are listed below.

Directories left on disk:
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star

The files below are left behind on your disk by Energy Star when you uninstall it:
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\ClearSysReg.exe
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\energystar.ico
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\Estar.dll
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\msvcp100.dll
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\msvcr100.dll
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\msvcr100d.dll
  • C:\Program Files (x86)\Hewlett-Packard\Energy Star\SetSysTray.exe
  • C:\Windows\Installer\{FC0ADA4D-8FA5-4452-8AFF-F0A0BAC97EF7}\_853F67D554F05449430E7E.exe

Use regedit.exe to manually remove from the Windows Registry the keys below:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\D4ADA0CF5AF82544A8FF0F0AAB9CE77F
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\{FC0ADA4D-8FA5-4452-8AFF-F0A0BAC97EF7}

Registry values that are not removed from your computer:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\D4ADA0CF5AF82544A8FF0F0AAB9CE77F\ProductName

A way to uninstall Energy Star from your PC with Advanced Uninstaller PRO

Energy Star is an application released by Hewlett-Packard Company. Some users decide to erase it. This is troublesome because removing this by hand takes some know-how related to Windows program uninstallation. The best QUICK manner to erase Energy Star is to use Advanced Uninstaller PRO. Here is how to do this:

1. If you don't have Advanced Uninstaller PRO already installed on your Windows PC, add it. This is good because Advanced Uninstaller PRO is a very efficient uninstaller and all around tool to maximize the performance of your Windows PC.


2. Run Advanced Uninstaller PRO. Take your time to admire Advanced Uninstaller PRO's design and number of functions available. Advanced Uninstaller PRO is a powerful Windows tool.

3. Press the General Tools category
Go to General Tools

4. Activate the Uninstall Programs feature
Go to Uninstall Programs

5. A list of the applications installed on your computer will be made available to you

6. Scroll the list of applications until you find Energy Star or simply activate the Search feature and type in "Energy Star". If it exists on your system the Energy Star app will be found automatically. Notice that after you click Energy Star in the list of applications, the following information regarding the application is available to you:

  • Star rating (in the lower left corner). The star rating tells you the opinion other people have regarding Energy Star, from "Highly recommended" to "Very dangerous".
  • Reviews by other people - Press the Read reviews button.
  • Details regarding the program you are about to remove, by clicking on the Properties button.
For example you can see that for Energy Star:

  • The software company is:
  • The uninstall string is: MsiExec.exe /I{465CA2B6-98AF-4E77-BE22-A908C34BB9EC}
7. Click the Uninstall button. A window asking you to confirm will show up. Confirm the uninstall by clicking the Uninstall button. Advanced Uninstaller PRO will automatically remove Energy Star.
Uninstall Energy Star

8. After removing Energy Star, Advanced Uninstaller PRO will offer to run a cleanup. Click Next to start the cleanup. All the items that belong Energy Star which have been left behind will be detected and you will be asked if you want to delete them. By uninstalling Energy Star using Advanced Uninstaller PRO, you can be sure that no Windows registry entries, files or folders are left behind on your disk.

Your Windows system will remain clean, speedy and ready to serve you properly.


Geographical user distribution

  • 10.0
  • Windows 8.1 (6.3)
  • Windows 7 (6.1)
  • Windows 8 (6.2)
  • Windows Vista (6.0)
  • Windows XP (5.1)
  • Windows (6.4)
Software Application


The text above is not a piece of advice to remove Energy Star by Hewlett-Packard Company from your PC, nor are we saying that Energy Star by Hewlett-Packard Company is not a good application for your computer. This text only contains detailed instructions on how to remove Energy Star in case you want to. The information above contains registry and disk entries that Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' PCs.

2016-06-18 / Written by Dan Armano for Advanced Uninstaller PRO

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Last update on: 2016-06-18 20:21:40.103