You assign demo licenses to the automation servers that you want to use for demo purposes, or when building a site.
You cannot activate or deactivate licenses when the automation server is connected using a USB cable.
In Device Administrator, click Servers .
Select Show licenses .
In the Assign Licenses view, in the License status column, click the Show products button
In the Assign column, in the row for Demo , select Assign .
In the Activate Demo License dialog box, click Yes .
Click OK .
Repeat the procedure for all other automation servers you want to assign demo licenses to.