Before you begin, you need to make sure you have access to the server and your account must have the appropriate administrative privileges to install applications.
Virto SharePoint Workflow Activities Kit setup program provides links to the various installation components for the calendar.
To access Virto SharePoint Workflow Activities Kit Setup program download
Virto.Sharepoint.Activities.2.6.0.zip file and unzip it. Run extracted Setup.exe file. The setup wizard window will appear.
Virto SharePoint Workflow Activities Kit wizard performs a system check prior to the installation. All the system checks must be completed successfully in order to proceed with the installation. After the checks have completed, click “Next”.
Check “I accept the terms in the License Agreement” and click “Next”.
Select the web application(s) where you want to install the product.
Warning: You must be logged in to the SharePoint server with a Site Collection Administrator account to automatically activate this feature.
Then click “Next”.
Click “Close” to complete the installation.
You should activate the feature for desired web applications, before using in SharePoint Designer, otherwise SharePoint Designer would block adding activities to the workflow. Run “SharePoint 3.0 Central Administration“.
Go to “Application Management” –> “Manage Web Application Features”
And activate the feature for desired web applications (usually it’s Sharepoint – 80 or Sharepoint – 443).
If you have a non-English installation of SharePoint, you may have to copy to copy VirtoWorkflow.ACTIONS from [SP HiVE]\TEMPLATE\1033\Workflow to [SP HiVE]\TEMPLATE\”YOUR LCID”\Workflow.