Want to cancel auto-renewal on Google Play, what should do?

User should go to Google Wallet then select package that want to turn off and press Cancel Subscriptions before current Package end by 3 working days.

https://wallet.google.com/

or user can go to Application Play Store (Google Play) on Smart Phone or เครื่อง Tablet then find application that user want to cancel auto-renew subscription and press Cancel Subscriptions