If you cancel a Bonus the remaining Bonus balance and any winnings associated with the Bonus will be removed from your account. Your cash balance will not be affected.
You can cancel a Bonus from your account, by visiting the Promotions Page while logged in. Here you'll see your Active Promotions and Recent Activity. Select the active Bonus and you will be able to cancel it.
We have a full article about cancelling bonuses that can be found on this link.
You can also contact our Customer Care team on Live Chat or via email and we'll cancel the Bonus for you.
If you have any further questions, please do not hesitate to contact us. We are available 08:00-18:00 via Live Chat and E-mail: care@merkurslots.com