Read this post until the end to unvoid a check in QuickBooks. There are various instances when you may need to void a transaction, such as when you need to cancel all payments associated with a transaction, which is known as “zeroing out”. Re-entering the number can help you to unvoid the existing transaction. To get it done, you need to use the Audit Trail report to find out the exact numbers that were on the paycheck and redeem them. There is no automatic unvoid feature in QuickBooks for the paychecks. To unvoid a check means to undo the check that you have voided.