Hello, @Pepe10.
I'm here to share information on how QuickBooks calculates your estimated taxes.
In QuickBooks Self-employed (QBSE), there are two ways on calculating taxes it's either automatic or manual calculations.
Just make sure to categorize your transactions correctly so you'll have accurate estimated taxes. Also, you can review the information entered in your Tax Profile settings. You can refer to this article for more insights: How QuickBooks Self-Employed calculates tax payments.
Regarding your question, I recommend consulting your accountant on how to handle total sales and income. This will help make sure reports are accurate.
Also, you'll want to process a late payment by following the steps from the IRS website. Check this link to know more: IRS Guidelines.
Moreover, you can visit this article for a complete guide on how to handle late payments in QBSE: Learn about late payments for federal estimated quarterly taxes
Below are some articles that can help you manage your taxes in QBSE:
I'll be also sharing these easy-to-access articles, webinars, and video tutorials that will help you in familiarizing the different tasks, features, and functions of QBSE. Below are the following:
I've got your back if you need more help managing taxes. Have a good one.
