Uninstall or Change Components

You can uninstall or change Plant SCADA's core components and its supporting applications using the Programs and Features page in Windows® Control Panel.

Following a Plant SCADA installation, the list of programs can include any of the following components:

• AVEVA Enterprise License Manager

• AVEVA Enterprise License Server

• AVEVA Enterprise Licensing Platform

• AVEVA Help

• AVEVA Plant SCADA 2023 R2

• AVEVA Platform Common Services

• Sentinel System Driver Installer

• Schneider Electric Software Update.

  Note: The entry for AVEVA Plant SCADA provides access to all core components including the configuration environment, runtime components, communications drivers, OPC UA components, Industrial Graphics components and extensions.

To uninstall or change a Plant SCADA installation:

1. From the Windows Start menu open Control Panel.

2. Go to Programs then Programs and Features to display the Uninstall or Change a Program page.

   Note: The change/modify option is not available via the Apps & Features settings in Windows. You can only use the Programs and Features page in Control Panel.

3. Locate the program you want to remove or modify and select Uninstall/Change.

4. Select one of the following options from the dialog that appears:

   • Modify — this option allows you to add components that were not installed during the original installation, or remove selected components.

   • Repair — this will reinstall all non-customizable files in the same location as the previous installation. If any of the files were accidentally deleted or modified, then this option will restore the software back to its original state.

   • Remove — This will remove any files associated with the selected component and its registry entries.

5. Click Next.

6. If you chose Modify, select the features that you would like to add or remove and click Next.. The following page will confirm the changes you have requested. Select Modify to continue.

   If you chose Repair or Uninstall, the following page will ask you to confirm your selection.

   The installer will indicate when the selected process is complete.

   Note: Only reinstall PCS if the support team advises it, or if you get a notification from the troubleshooting tool in the Common Services portal. Do not install PCS on a computer where it was not previously installed.