System Update System Update

A way to uninstall System Update from your computer

This info is about System Update for Windows. Below you can find details on how to remove it from your computer. It is developed by Lenovo. Further information on Lenovo can be found here. You can get more details about System Update at . The program is often placed in the C:\Program Files (x86)\Lenovo\System Update directory (same installation drive as Windows). The entire uninstall command line for System Update is MsiExec.exe /X{25C64847-B900-48AD-A164-1B4F9B774650}. System Update's main file takes about 645.30 KB (660792 bytes) and is named tvsu.exe.

System Update installs the following the executables on your PC, occupying about 2.86 MB (2998336 bytes) on disk.

  • 7za.exe (476.50 KB)
  • dm.exe (6.50 KB)
  • EnumCD.exe (26.00 KB)
  • Installer64.exe (67.00 KB)
  • mapdrv.exe (648.00 KB)
  • StartSuService.exe (25.30 KB)
  • SUService.exe (28.00 KB)
  • tpisysidsu.exe (94.56 KB)
  • tvsu.exe (645.30 KB)
  • TvsuCommandLauncher.exe (15.30 KB)
  • Tvsukernel.exe (192.80 KB)
  • TvtBiosCheck.exe (73.30 KB)
  • UACSdk.exe (89.30 KB)
  • UNCServer.exe (33.30 KB)
  • uncsetting.exe (25.30 KB)
  • IA.exe (37.56 KB)
  • MODNAME.exe (180.00 KB)
  • WINBIOS.EXE (100.00 KB)
  • TvsuRegistration.exe (164.00 KB) to view all...

This data is about System Update version 4.00.0042 alone. For other System Update versions please click below: to view all...
System Update has the habit of leaving behind some leftovers.

Directories that were found:
  • C:\Program Files (x86)\Lenovo\System Update

Check for and delete the following files from your disk when you uninstall System Update:
  • C:\Program Files (x86)\Lenovo\System Update\7za.exe
  • C:\Program Files (x86)\Lenovo\System Update\Client.dll
  • C:\Program Files (x86)\Lenovo\System Update\Common.dll
  • C:\Program Files (x86)\Lenovo\System Update\default\default.reg
  • C:\Program Files (x86)\Lenovo\System Update\dm.exe
  • C:\Program Files (x86)\Lenovo\System Update\egather\antlr.runtime.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\App.config
  • C:\Program Files (x86)\Lenovo\System Update\egather\CopyrightInfo.TXT
  • C:\Program Files (x86)\Lenovo\System Update\egather\egather.xsd
  • C:\Program Files (x86)\Lenovo\System Update\egather\en\IAViewer.resources.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\en\Resource.resources.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\Engine.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\en-US\IAViewer.resources.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\en-US\Resource.resources.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\IA.exe
  • C:\Program Files (x86)\Lenovo\System Update\egather\kehelper.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\Level.xml
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\adapter.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\demographics.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\devices.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\diskinfo.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\display.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\egc.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\environment.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\firmware.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\gatherer.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\ide.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\lotus.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\memory.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\netsetting.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\network.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\norton.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\pci.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\Printers.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\processes.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\regional.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\scsi.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\security.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\services.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\smbios.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\software.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\startup.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\summary.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\tater.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\timezone.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\local\collect\usage.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\MetaData.xml
  • C:\Program Files (x86)\Lenovo\System Update\egather\ParameterList.txt
  • C:\Program Files (x86)\Lenovo\System Update\egather\proxy.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\Pub.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\Resource.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\sysreco.xml
  • C:\Program Files (x86)\Lenovo\System Update\egather\sysrecomin.xml
  • C:\Program Files (x86)\Lenovo\System Update\egather\tvtdrv.sys
  • C:\Program Files (x86)\Lenovo\System Update\egather\tvtdrv64.sys
  • C:\Program Files (x86)\Lenovo\System Update\egather\version.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\XML.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\xmlhelper.dll
  • C:\Program Files (x86)\Lenovo\System Update\egather\XmlWriter.dll
  • C:\Program Files (x86)\Lenovo\System Update\EnumCD.exe
  • C:\Program Files (x86)\Lenovo\System Update\ILAENG.rtf
  • C:\Program Files (x86)\Lenovo\System Update\Installer64.exe
  • C:\Program Files (x86)\Lenovo\System Update\InstallUtil.InstallLog
  • C:\Program Files (x86)\Lenovo\System Update\Interop.NATUPNPLib.dll
  • C:\Program Files (x86)\Lenovo\System Update\Interop.NETCONLib.dll
  • C:\Program Files (x86)\Lenovo\System Update\Interop.NetFwTypeLib.dll
  • C:\Program Files (x86)\Lenovo\System Update\LCCTaskLinks.xml
  • C:\Program Files (x86)\Lenovo\System Update\logs\ServiceStart.log
  • C:\Program Files (x86)\Lenovo\System Update\logs\SUService logs\service_log.txt
  • C:\Program Files (x86)\Lenovo\System Update\logs\tvsu_exe.log
  • C:\Program Files (x86)\Lenovo\System Update\logs\tvsu_log_161022191407.txt
  • C:\Program Files (x86)\Lenovo\System Update\logs\UACSdk.txt
  • C:\Program Files (x86)\Lenovo\System Update\mapdrv.exe
  • C:\Program Files (x86)\Lenovo\System Update\PCDSchema2_29.xsd
  • C:\Program Files (x86)\Lenovo\System Update\PCDSchema2_30.xsd
  • C:\Program Files (x86)\Lenovo\System Update\PCDSchema2_30x.xsd
  • C:\Program Files (x86)\Lenovo\System Update\resources\defaultbillboard\jpdefaultbillboard.gif
  • C:\Program Files (x86)\Lenovo\System Update\resources\defaultbillboard\otherdefaultbillboard.gif
  • C:\Program Files (x86)\Lenovo\System Update\resources\defaultbillboard\usdefaultbillboard.gif
  • C:\Program Files (x86)\Lenovo\System Update\resources\noTranslated\strings\NoTranslatedResources.rpo
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\chs\help\SystemUpdateHelp.chm
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\chs\strings\LicenseNotice.txt
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\chs\strings\TranslatedResources.rpo
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\chs\strings\welcomens.rtf
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\cht\help\SystemUpdateHelp.chm
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\cht\strings\LicenseNotice.txt
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\cht\strings\TranslatedResources.rpo
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\cht\strings\welcomens.rtf
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\da\help\SystemUpdateHelp.chm
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\da\strings\LicenseNotice.txt
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\da\strings\TranslatedResources.rpo
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\da\strings\welcomens.rtf
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\de\help\SystemUpdateHelp.chm
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\de\strings\LicenseNotice.txt
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\de\strings\TranslatedResources.rpo
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\de\strings\welcomens.rtf
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\en\help\SystemUpdateHelp.chm
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\en\strings\LicenseNotice.txt
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\en\strings\TranslatedResources.rpo
  • C:\Program Files (x86)\Lenovo\System Update\resources\translated\en\strings\welcomens.rtf

You will find in the Windows Registry that the following data will not be removed; remove them one by one using regedit.exe:
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|Interop.NATUPNPLib.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|Interop.NETCONLib.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|Interop.NetFwTypeLib.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|tpisysidsu.exe
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|Tvsukernel.exe
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|TvsuRegistration|ApplicationLogger.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|TvsuRegistration|EN|TvsuRegistration.resources.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|TvsuRegistration|Interop.IWshRuntimeLibrary.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|TvsuRegistration|TvsuRegistration.exe
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|UNCObject.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|UNCServer.exe
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Lenovo|System Update|uncsetting.exe
  • HKEY_CLASSES_ROOT\Microsoft.System.Update.1
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\74846C52009BDA841A46B1F4B9776405
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\C9335768C821DD4438FBA0D5A6DB2879
  • HKEY_LOCAL_MACHINE\Software\Lenovo\System Update
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\{25C64847-B900-48AD-A164-1B4F9B774650}

Additional values that are not cleaned:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\74846C52009BDA841A46B1F4B9776405\ProductName
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\C9335768C821DD4438FBA0D5A6DB2879\ProductName

How to remove System Update using Advanced Uninstaller PRO

System Update is a program offered by the software company Lenovo. Sometimes, people choose to erase this program. Sometimes this can be hard because uninstalling this by hand requires some know-how regarding Windows internal functioning. The best QUICK 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 PC, install it. This is a good step because Advanced Uninstaller PRO is an efficient uninstaller and general utility to maximize the performance of your Windows system.


  • navigate to Download Link
  • download the program by pressing the DOWNLOAD button
  • set up Advanced Uninstaller PRO
2. Run Advanced Uninstaller PRO. Take your time to get familiar with the program's design and number of tools available. Advanced Uninstaller PRO is a very good package of utilities.

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

4. Activate the Uninstall Programs tool
Go to Uninstall Programs

5. A list of the applications existing on the PC will appear

6. Scroll the list of applications until you locate System Update or simply click the Search feature and type in "System Update". If it is installed on your PC the System Update app will be found very quickly. When you select System Update in the list of applications, the following information about the application is available to you:

  • Star rating (in the left lower corner). This tells you the opinion other users have about System Update, ranging from "Highly recommended" to "Very dangerous".
  • Opinions by other users - Click on the Read reviews button.
  • Details about the program you are about to remove, by pressing the Properties button.
For instance you can see that for System Update:

  • The software company is:
  • The uninstall string is: MsiExec.exe /X{25C64847-B900-48AD-A164-1B4F9B774650}
7. Click the Uninstall button. A confirmation window will come up. Confirm the removal by pressing Uninstall. Advanced Uninstaller PRO will then uninstall System Update.
Uninstall System Update

8. After uninstalling System Update, Advanced Uninstaller PRO will ask you to run a cleanup. Press Next to go ahead with the cleanup. All the items of System Update which have been left behind will be found and you will be asked if you want to delete them. By uninstalling System Update using Advanced Uninstaller PRO, you can be sure that no registry entries, files or folders are left behind on your system.

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

Geographical user distribution

  • Windows 7 (6.1)
  • 10.0
Software Application


The text above is not a recommendation to uninstall System Update by Lenovo from your PC, we are not saying that System Update by Lenovo is not a good application for your PC. This text simply contains detailed info on how to uninstall System Update in case you want to. The information above contains registry and disk entries that our application Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' computers.

2016-06-21 / Written by Daniel Statescu for Advanced Uninstaller PRO

follow @DanielStatescu
Last update on: 2016-06-21 13:55:32.530