To try a font on Fontyou you need to own an account on Fontyou.
Login to your account and go to the tab "store".
Go on a product page
- Click on "try this family"
- Select the fonts that you would like to try
- Read and accept the conditions
- Select a collection where you would like to add the fonts you have selected
- Click on "Try now".
The selected fonts will be automatically activated and added to the proper collection.