If an extension isn't included in your subscription, you can start a free trial in Fusion. A trial of an extension lasts 14 days.
If you're on a free trial of Fusion, all extensions are automatically enabled for the duration of your Fusion trial.
In the top-right corner, on the Application bar, click Extensions
to open the Purchase Manager.

Select the Advanced Capabilities tab.
Select an extension.
Next to Select Term, select 14-Day Trial.
Click Start Free Trial.
When your trial ends, access stops automatically and you won't be charged.
To keep using the advanced capability, purchase access. You can pay monthly or yearly using a payment card. The Fusion Design Extension and Fusion Manufacturing Extension also offer daily access using Flex tokens.