To add your credit/debit card to GrabPay, please perform the following steps:
- Go to Menu from the start page of the Grab application
- Tap on GrabPay
- Tap on Add Payment Methods
- Select Add Credit/Debit card
- Enter the card information into the available fields
- Tap on Save
You can also delete the credit/debit card details by tapping on the "DELETE" button at the bottom part of the screen.