Void a Transaction in NMI

Once logged into the NMI gateway, voiding a sale through the Virtual Terminal is easy. As a quick reminder, please view the differences between voids and refunds! To void a sale, simply:

Select “Void” on the left side
Click the Magnifying Glass to search for the transaction in question
Use the filters to select a timeframe to search
On the next screen, you’ll see all transactions that match your search criteria. When you’ve located the transaction you wish to void, select the transaction ID link
The next screen will show the original transaction, along with options at the top. Select Void up top
Click the void button to confirm
You’re all set!