In case you do not follow the bonus wager requirements for tranches during the stated period, you will not receive any parts of it. What you obtain via extra rounds will be visible in your casino profile, and the payout is immediate. Also, you are expected to use them within the specified timeframe. To prevent the casino from confiscating your extra spins, it is crucial to check bonus offers for the games that allow playing with bonus rounds.
The extra rounds you receive with your first deposit come with no wagering requirements.