After downloading 'Friends Shot: Golf for All' from the Google Store,

You can set up a payment password to prevent unintentional payment of products.

■ How to set Google Play Payment Password

1. Touch the 'Menu' icon at the top after running the Google play store

2. Select 'Authentication Required at Purchase' in Settings

3. Select 'Authenticate every time you purchase through Google Play on this device'

4. Set the payment password for your Google account