I'm delighted to have you here in the Community. Let's ensure you can compare your sales report between different periods.
Running a sales report can help you analyze your business performance by comparing sales data between different periods. To do this, please follow the steps below:
Navigate to the Reports menu.
Type Sales in the search box and select Sales by Customer Summary.
In the Report period field, modify and choose the desired date range.
Select Months in the Display columns by field.
In the Compare Another Period tab, click when you want to compare.
Click Run Report.
To further customize your report, please refer to this article: