There are many clarifications for why you are unable to take a card payment in point of sale. To Contact processing cards inside QuickBooks Desktop Point of sale notice the steps below:

Here Are Just Some of the mistakes That You Might experience when unable to accept payment in point of sale.

• Wrong PIN
• Wrong Bank Card Type
• Wrong Merchant Number
• Maybe unpermitted card type
• Card never inscribe
• Wrong merchant accounts
• Maybe unknown merchant accounts info

An invalid entry by the employee or customer or Internal Server errors leads to the above-mentioned errors. Follow the below-given measures to identify the main cause of these issues:

• To spot whether the challenge is originating from the card or system type, use an alternative card process the trade.
• Try keying in the card info rather than inserting the card.
• Try yet another station/terminal.

If you are using a charge card:

• Be sure that the card is provided with a credit card rather than a debit card logo.
• Make sure your Merchant Account is accurately installed to process your card type that your user is already using.

Learn more on website: https://accountingerrorsolution.com/blog/resolve-debit-card-processing-error-in-point-of-sale