Your slice card can be used to shop at over 5 million merchants, transfer money to your bank account or wallets like Paytm and Phone Pe. However, your card cannot be used for ATM withdrawals.
If a specific transaction failed then please share the below details to help you better
1) Merchant (where you tried to use the card)
2) Transaction Amount
3) Date of transaction
In cases of transaction failure, the amount is debited from your account then it is instantly refunded. In case you have not received the refund then please visit the "I have a refund related issue." section and raise a request with the required details and we will assist you further.