After logging in, you can immediately find invoices/overdue invoices on your home page. Click the folder icon on the notice or "Invoices" and "My invoices" to pay.
In this section, you can also add funds to the Advance payment account.
If you want to pay without add funds, scroll down the page.
From the side menu on the left click "Add funds".
Choose a suitable amount between 10-100€ to transfer and choose a payment method. Click "Add funds"
This continue instant payment
Click "Pay now" to pay all the open invoices or if you want to pay only single bill click the invoice.
Choose payment method from the dropdown menu and click "Make payment". In this guide we have chosen VismaPay as example.
And choose the final payment method. If you chose Paypal as payment method choose Paypal account and click "Make payment".