System Update System Update

A guide to uninstall System Update from your computer

This page is about System Update for Windows. Below you can find details on how to remove it from your computer. The Windows release was developed by Lenovo. You can read more on Lenovo or check for application updates here. Please open if you want to read more on System Update on Lenovo's website. System Update is typically installed in the C:\Program Files\Lenovo\System Update folder, depending on the user's option. The entire uninstall command line for System Update is MsiExec.exe /X{8675339C-128C-44DD-83BF-0A5D6ABD8297}. The program's main executable file is labeled tvsu.exe and it has a size of 682.35 KB (698728 bytes).

The executables below are part of System Update. They take an average of 2.89 MB (3033832 bytes) on disk.

  • 7za.exe (476.50 KB)
  • ApplyPatchSU.exe (20.00 KB)
  • DetectSchedulerSU.exe (24.00 KB)
  • dm.exe (6.50 KB)
  • EnumCD.exe (26.00 KB)
  • Installer64.exe (8.00 KB)
  • mapdrv.exe (648.00 KB)
  • StartSuService.exe (26.35 KB)
  • SUService.exe (28.00 KB)
  • tpisysidsu.exe (94.56 KB)
  • tvsu.exe (682.35 KB)
  • TvsuCommandLauncher.exe (16.35 KB)
  • Tvsukernel.exe (19.85 KB)
  • tvsuShim.exe (184.85 KB)
  • TvtBiosCheck.exe (74.35 KB)
  • UACSdk.exe (98.35 KB)
  • UNCServer.exe (34.35 KB)
  • uncsetting.exe (26.35 KB)
  • IA.exe (24.00 KB)
  • MODNAME.exe (180.00 KB)
  • WINBIOS.EXE (100.00 KB)
  • TvsuRegistration.exe (164.00 KB) to view all...

The information on this page is only about version 3.16.0006 of System Update. Click on the links below for other System Update versions: to view all...
Many files, folders and Windows registry data will be left behind when you remove System Update from your computer.

Folders that were left behind:
  • C:\Program Files\Lenovo\System Update

Generally, the following files are left on disk:
  • C:\Program Files\Lenovo\System Update\7za.exe
  • C:\Program Files\Lenovo\System Update\ApplyPatchSU.exe
  • C:\Program Files\Lenovo\System Update\Client.dll
  • C:\Program Files\Lenovo\System Update\Common.dll

Usually the following registry keys will not be cleaned:
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files|Lenovo|System Update|ApplyPatchSU.exe
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files|Lenovo|System Update|DetectSchedulerSU.exe
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files|Lenovo|System Update|Interop.NATUPNPLib.dll

Registry values that are not removed from your PC:
  • HKEY_CLASSES_ROOT\Installer\Products\C9335768C821DD4438FBA0D5A6DB2879\ProductIcon
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\C:\Program Files\Lenovo\System Update\
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\C:\Windows\Installer\{8675339C-128C-44DD-83BF-0A5D6ABD8297}\
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Components\007066120B957844F9FBB29339581E29\C9335768C821DD4438FBA0D5A6DB2879

A way to uninstall System Update from your computer with the help of Advanced Uninstaller PRO

System Update is a program released by Lenovo. Frequently, computer users decide to erase this application. Sometimes this can be easier said than done because performing this manually takes some skill regarding PCs. The best SIMPLE approach to erase System Update is to use Advanced Uninstaller PRO. Take the following steps on how to do this:

1. If you don't have Advanced Uninstaller PRO on your Windows system, add it. This is a good step because Advanced Uninstaller PRO is a very useful uninstaller and general utility to clean your Windows PC.


2. Run Advanced Uninstaller PRO. It's recommended to take some time to admire Advanced Uninstaller PRO's interface and number of functions available. Advanced Uninstaller PRO is a powerful system optimizer.

3. Click on the General Tools button
Go to General Tools

4. Click on the Uninstall Programs button
Go to Uninstall Programs

5. A list of the applications installed on the computer will be shown to you

6. Navigate the list of applications until you locate System Update or simply click the Search field and type in "System Update". The System Update app will be found automatically. Notice that when you click System Update in the list of applications, some data about the program is available to you:

  • Safety rating (in the lower left corner). The star rating tells you the opinion other users have about System Update, ranging from "Highly recommended" to "Very dangerous".
  • Reviews by other users - Click on the Read reviews button.
  • Technical information about the program you want to remove, by clicking on the Properties button.
For example you can see that for System Update:

  • The web site of the program is:
  • The uninstall string is: MsiExec.exe /X{8675339C-128C-44DD-83BF-0A5D6ABD8297}
7. Press the Uninstall button. A window asking you to confirm will come up. accept the removal by clicking Uninstall. Advanced Uninstaller PRO will uninstall System Update.
Uninstall System Update

8. After uninstalling System Update, Advanced Uninstaller PRO will ask you to run a cleanup. Press Next to perform the cleanup. All the items that belong System Update that have been left behind will be detected and you will be asked if you want to delete them. By removing System Update with Advanced Uninstaller PRO, you are assured that no registry entries, files or folders are left behind on your PC.

Your PC will remain clean, speedy and ready to run without errors or problems.


Geographical user distribution

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


The text above is not a recommendation to uninstall System Update by Lenovo from your PC, nor are we saying that System Update by Lenovo is not a good application for your PC. This page only contains detailed info on how to uninstall System Update supposing you decide this is what you want to do. Here you can find registry and disk entries that other software left behind and Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2016-07-12 / Written by Daniel Statescu for Advanced Uninstaller PRO

follow @DanielStatescu
Last update on: 2016-07-12 12:50:33.753