Updating and uninstalling
Update
To update the Virto Multiple File Operations web part, run the Setup file under the administrator account (right-click the Setup file and choose “Run as administrator“).
Then select the “Upgrade” checkbox and click “Next.”

Wait for the product to upgrade. Click “Next“.

Click “Close” to complete the upgrade.

Update with PowerShell
You can also update the product with Deploy.ps1 from the new package: when the solution is already installed, the script updates it with the new package and reports the result. See Installing with PowerShell.
Uninstall
To uninstall the Virto Multiple File Operations web part, run the Setup file under the administrator account (right-click the Setup file and choose “Run as administrator“).
Then wait for the setup wizard to run all the necessary checks. Click “Next.”

Select the “Remove” checkbox and click “Next.”

Wait for the product to uninstall.

Click “Next“.
Click “Next” once again.

Click “Close” to finish the uninstalling.