Before using QuickBooks with ARTERNAL, a couple of settings have to be changed in your QuickBooks account.
Shipping must be turned ON
Custom transaction numbers must be turned OFF
Your account must be set up to use sales tax
Refer to the following steps to turn shipping ON and to turn custom transaction numbers OFF.
Click on the settings icon in the top right corner of QuickBooks Online.
Click on “Account and Settings”
Make sure that “Shipping” is set to ON and custom transaction numbers are set to OFF.
To enable sales tax, click on the “Taxes” section in the left panel of QuickBooks Online and follow the prompts.