Norton Online Backup Norton Online Backup

How to uninstall Norton Online Backup from your system

This web page contains thorough information on how to uninstall Norton Online Backup for Windows. The Windows version was developed by Symantec Corporation. Take a look here where you can get more info on Symantec Corporation. Usually the Norton Online Backup application is found in the C:\Program Files (x86)\Symantec\Norton Online Backup directory, depending on the user's option during install. You can remove Norton Online Backup by clicking on the Start menu of Windows and pasting the command line MsiExec.exe /X{40A66DF6-22D3-44B5-A7D3-83B118A2C0DC}. Keep in mind that you might be prompted for admin rights. NOBuClient.exe is the Norton Online Backup's primary executable file and it takes close to 3.20 MB (3352960 bytes) on disk.

The executable files below are installed along with Norton Online Backup. They take about 7.23 MB (7582976 bytes) on disk.

  • NOBuAgent.exe (4.03 MB)
  • NOBuClient.exe (3.20 MB)

The information on this page is only about version of Norton Online Backup. For other Norton Online Backup versions please click below: to view all...
Many files, folders and Windows registry entries will not be removed when you want to remove Norton Online Backup from your computer.

Folders found on disk after you uninstall Norton Online Backup from your computer:
  • C:\Program Files (x86)\Symantec\Norton Online Backup

Generally, the following files remain on disk:
  • C:\Program Files (x86)\Symantec\Norton Online Backup\BuEng.dll
  • C:\Program Files (x86)\Symantec\Norton Online Backup\NOBuAgent.exe
  • C:\Program Files (x86)\Symantec\Norton Online Backup\NOBuClient.exe
  • C:\Program Files (x86)\Symantec\Norton Online Backup\NOTICES.RTF
  • C:\Users\%user%\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\150\Symantec_Norton Online Backup_DesktopIcon
  • C:\Windows\Installer\{40A66DF6-22D3-44B5-A7D3-83B118A2C0DC}\MainIcon.ico

Generally the following registry keys will not be uninstalled:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\6FD66A043D225B447A3D381B812A0CCD
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\{40A66DF6-22D3-44B5-A7D3-83B118A2C0DC}

Open regedit.exe to remove the values below from the Windows Registry:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\6FD66A043D225B447A3D381B812A0CCD\ProductName
  • HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\NOBU\ImagePath

A way to uninstall Norton Online Backup from your PC with Advanced Uninstaller PRO

Norton Online Backup is an application by Symantec Corporation. Some users choose to uninstall it. This is difficult because performing this manually takes some experience regarding removing Windows programs manually. The best EASY manner to uninstall Norton Online Backup is to use Advanced Uninstaller PRO. Here are some detailed instructions about how to do this:

1. If you don't have Advanced Uninstaller PRO on your Windows PC, install it. This is good because Advanced Uninstaller PRO is one of the best uninstaller and general utility to maximize the performance of your Windows system.


  • go to Download Link
  • download the program by clicking on the green DOWNLOAD NOW button
  • set up Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. It's recommended to take your time to admire Advanced Uninstaller PRO's design and number of functions available. Advanced Uninstaller PRO is a powerful package of utilities.

3. Press the General Tools category
Go to General Tools

4. Activate the Uninstall Programs tool
Go to Uninstall Programs

5. A list of the programs existing on the computer will be shown to you

6. Scroll the list of programs until you locate Norton Online Backup or simply activate the Search feature and type in "Norton Online Backup". The Norton Online Backup application will be found very quickly. Notice that when you click Norton Online Backup in the list of apps, some information regarding the application is shown to you:

  • Safety rating (in the left lower corner). This explains the opinion other users have regarding Norton Online Backup, from "Highly recommended" to "Very dangerous".
  • Reviews by other users - Press the Read reviews button.
  • Technical information regarding the program you wish to uninstall, by clicking on the Properties button.
7. Click the Uninstall button. A confirmation page will appear. Confirm the uninstall by clicking the Uninstall button. Advanced Uninstaller PRO will uninstall Norton Online Backup.
Uninstall Norton Online Backup

8. After uninstalling Norton Online Backup, Advanced Uninstaller PRO will ask you to run a cleanup. Press Next to perform the cleanup. All the items of Norton Online Backup which have been left behind will be detected and you will be able to delete them. By uninstalling Norton Online Backup with Advanced Uninstaller PRO, you are assured that no Windows registry items, files or folders are left behind on your disk.

Your Windows system will remain clean, speedy and able to run without errors or problems.

Geographical user distribution

  • Windows 8.1 (6.3)
  • Windows 8 (6.2)
  • 10.0
  • Windows 7 (6.1)
Software Application


This page is not a piece of advice to uninstall Norton Online Backup by Symantec Corporation from your PC, nor are we saying that Norton Online Backup by Symantec Corporation is not a good application for your PC. This text only contains detailed info on how to uninstall Norton Online Backup in case you want to. Here you can find registry and disk entries that Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' computers.

2016-06-19 / Written by Dan Armano for Advanced Uninstaller PRO

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Last update on: 2016-06-19 01:48:37.143