Can customers partially pay electronic invoices from QBO?

Yes, your customers can partially pay their invoices in QuickBooks Online, @elizabeth-sainz.

Your customers can follow the steps below so they can pay you partially:

1. Go to the Payment Amount line and select the Pencil icon.
2. Enter the amount you wish to pay.
3. Complete the payment fields.
4. Select Pay.

If you need more information about paying invoices online, you can find the answers here: Common questions about paying invoices online.

You can always post here if you have more questions.