Uninstalling AVEVA Plant SCADA 2020 R2 Completely


23 January 2023

This Tech Note provides the procedure to uninstall all components of AVEVA Plant SCADA 2020 R2 

Plant SCADA 2020 R2

Step 1: Use Control Panel to Uninstall a Program
  1. Type control panel in the search box of Windows 10 and then click this app from the search result.
  2. Go to Programs (viewed by category) > Programs and Features.
  3. Right-click on the program you want to remove and click Uninstall or Uninstall/Change.
                  Uninstall App.PNG

Step 2: Delete the Remaining Files and Folders
Check the program files and app data to remove them. Here, you should check these folders for leftovers: %programfiles% and %appdata%.
  1. Input each folder in the search bar and press Enter to directly open the folder.
  2. If there is a folder with the name of the program that you have removed, delete it.
Confirm the following folders are removed:
  • C:\Program Files (x86)\ArchestrA
  • C:\Program Files (x86)\AVEVA
  • C:\Program Files (x86)\AVEVA Plant SCADA
  • C:\Program Files (x86)\Common Files\ArchestrA
  • C:\Program Files (x86)\Common Files\AVEVA Plant SCADA
  • C:\Program Files (x86)\Common Files\SafeNet Sentinel
  • C:\Program Files (x86)\Common Files\Schneider Electric Shared
  • C:\Program Files\AVEVA
  • C:\Program Files\Common Files\ArchestrA
  • C:\Program Files\Schneider Electric
  • C:\ProgramData\ArchestrA
  • C:\ProgramData\AVEVA
  • C:\ProgramData\AVEVA Plant SCADA 2020 R2
  • C:\ProgramData\FDT
  • C:\ProgramData\FLEXnet
  • C:\ProgramData\Schneider Electric
  • C:\Program Files\AVEVA
  • C:\Program Files\Common Files\ArchestrA
  • C:\Program Files\Schneider Electric

Step 3: Remove App Keys from Windows Registry

Uninstalling a program doesn’t remove the program from Windows Registry

Confirm following Registry folders are deleted. If they exist, delete the folders:
  • For 32-Bit operating system:
    • HKEY_LOCAL_MACHINE\SOFTWARE\Schneider Electric
  • For 64-Bit operating system:
    • HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Wonderware
    • HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Schneider Electric
  • Delete HKEY_CURRENT_USER\Software\ArchestrA.
  • Delete HKEY_CURRENT_USER\Software\AVEVA.
  • Delete HKEY_CURRENT_USER\Software\Wonderware.
  • Search for the key word "AVEVA" under the following registry keys and delete the registry keys/folders.


Reboot the computer after completing the above steps.