1st step: Create a pass.
In Product > Pass > Click on 'Create a new pass'.
Fill in the form of your pass:
Name
Price
Number of credits allocated to the pass
Tick 'Enable access to VOD'
Tick 'Only for VOD'
> Save
2nd Step: Edit other passes.
⚠️ By default, all passes give access to VOD before any modification from you.
If you do not want your other passes to be used to buy a video, just edit them and uncheck the box "Provides access to VOD as long as its valid over time".
For more information click here !