Navigate to [https://app.thenextinvoice.com/dashboard](https://app.thenextinvoice.com/dashboard)

Click the + button to add new customer details.

You can enter customer VAT number to pull all details automatically or enter them manually. Set the indicated slider off if it's company details...

...or set it on if it's the personal customer details.

Click “Extra Settings” if you want to add any additional information.

Click “SUBMIT” to add the new customer.

Adding a Customer in Thenextinvoice.com