From your 'My Hub' page (please see below)
On the left-hand side of your account, you will see the side menu in which you can select 'Packages'.
Simply hit the 'Create Package' button at the bottom of your screen
You can then click the 'Assignments' tab from the 4 options at the top of that page.
And under the 'Assign Programs' tab on the left...
you will be able to choose which program(s) you would like to add to the package.
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