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  1. Kroo Development Environment
  2. Cards.

Cards.

Disputes.

I’ve not received goods or services I’ve paid for, what should I do?

I’ve been charged by an ATM but didn't receive the cash, what should I do?

How can I dispute a transaction?

Card transactions.

I don’t recognise a card transaction, what should I do?

How do I use my card with Transport for London (TfL)?

What is a gambling credit and when will I receive it?

How do flight ticket transactions work?

How do holding deposit refunds work?

How does Pay at Pump work?

See all 8 articles

Mobile wallet payments.

How can I remove my card from Apple or Google Pay?

What are the transaction limits for Apple and Google Pay?

Can I add my card to more than one device?

How can I add my card to Apple and Google Pay?

Refunds.

Can a refund be made to a cancelled or replaced card?

Why haven’t I received my refund?

Pending transactions.

I’ve been charged for a declined transaction, why?

How long will my card transaction remain pending for?

PIN services.

How can I unblock my PIN?

How can I change my PIN?

How can I view my PIN?

Using your card for online transactions.

Why didn't my online purchase complete?

What’s 3D Secure?

Card basics.

What if my card is lost, stolen or compromised?

Should I sign the back of my card?

What can I do to ensure my card and account security details are safe?

Why was my card transaction declined?

How can I order a new card?

How can I freeze my card in-app?

See all 8 articles

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