To add a payment to an invoice, first go to the 'Finances' section of E-Clinic and search for the invoice you wish to make a payment towards. Then click on the invoice to open it.
Then click on 'Pay Invoice' and the following options screen will appear. Pay with terminal if you are set up with one, pay with a virtual terminal if set up, request payment online, will send a chase link, use existing payment and record other payment.
Below goes over the screen for record other payment
You will be directed back to the invoice, where you will see the payment noted below the amount owed.
If there is still an outstanding amount it will appear in the table on the bottom left hand side of the invoice screen.