Bundles are not supported by the invoice import tool. Go back to your CSV and remove bundles from the invoices listed below, or replace them with individual items .

Hello there, @casunnynarang-gm.

Thank you for your time to post your response here in the Community. You can tag the user that you'll want to help.

In the meantime, let me help you to ensure that you're able to post your comment or answer under your working on.

I've provided a screenshot below. 

Also, I got you this article that you can check for more details: Import multiple invoices at once.

Then, in case you want to customize your report to show the data you need, you read this article for the detailed steps: Customize reports in QuickBooks Online.

Let me know if you have other questions regarding QuickBooks Online. See you around.