How To Fix ‘Cash App Invalid Card Number’ Issue? [Easy Solutions]


Are you seeing the Cash App Invalid Card Number error on your screen? Well, that’s sometimes frustrating for the users of the cash app. Anyways, get ways to fix this issue through this blog:

The cash app will show you an error of an invalid card number while making payments. This type of error can be a result of using an expired card on the cash app. Also, if you’re using an unsupported debit or credit card then you might face this sort of trouble. Want to fix it quickly to send money on the cash app? If yes then continue reading this blog for knowing all its possible solutions:

Why cash app is saying ‘Cash App Invalid Card Number’?

Users at times get an error message of an invalid car number while making a transaction using the cash app. That can happen because of several reasons such as using an expired cash app card and a non-verified cash app account.

Whatever the reason for this issue is, your payment in such a situation won’t be a success. You might have to try again to send money on the cash app. So, it would be better to rectify this issue first before making cash app transactions.

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Why I am getting the “Cash App Invalid Card Number”?

Continue reading to find out about the reasons behind this sort of cash app issue:

1. If the cash app card has expired

Every card comes with an expiry date and you need to check it before making transactions. If you make transactions using an expired cash app card then you’ll ultimately get this error message saying invalid car number.

2. When inputting the wrong card details

This is the most obvious reason that makes this error occur. If you have entered the wrong details such as expiry date, name, or anything else then this is going to happen.

3. When you have a non-activated card

To function well and make the transactions successful, your cash app card needs to be activated. If it is not activated then you’ll get some issues while sending money from it.

4. If the card is not supported by the cash app

Always keep in mind that the Cash app does not work with all sorts of credit and debit cards. If you are using a card that is not supported by the cash app then you’ll ultimately get this issue to happen.

How can I fix the “Cash App Invalid Card Number” issue?

In this section, we’ll find out some crucial solutions that can fix this invalid card number issue. Let’s dive into the solution:

1. Check the expiry date

Before initiating any payment on the cash app, you need to check the expiry date of the card. If it is an expired card then while making the payment you will get the issue of an invalid card number. So, to avoid it, you need to check and order a new card in case it has expired.

2. Activate your cash card

Once you get your cash card, it’s your responsibility to activate the cash app card so that you can use it freely. Without activating it, you cannot use it for sending money. So, enter all the details to activate the cash app card. When you receive the cash card, you’ll also get a QR code that is used for activating the card. You can activate the card with or without the QR code as per your requirements.

3. Mention the correct details

Have you mentioned the wrong CVV number or card number? Well, mentioning the wrong details of the card will also cause this error to occur. So, it is always advised to check the card details twice and thrice before you make a payment. If there’s any mistyping or wrong detail of the card the payment will get declined you’ll see an error message of ‘invalid card number’.

4. Use only cash app-supported cards

It’s already known that the cash app doesn’t support all debit or credit cards. So, you must first know what cards are accepted by the cash app before you start payment. Most cards such as Visa, MasterCard, and Discover work well with the cash app. Apart from this, you can also use the cash app card that is activated.


You might face the Cash App Invalid Card Number issue if there’s any issue with your card. Here we have covered some of the crucial reasons for this issue and solutions to get it fixed. Hope this blog will be helpful in fixing the issue of invalid car numbers or declined payments.