I have a Overdue mark while reprinting an invoice. How to disable the feature in QuickBooks online

I can help you disable the overdue mark on your invoices, Jyothi. 

If we open an overdue invoices in QuickBooks Online (QBO), we will be able to see the due date. However, once we print these invoices, the overdue mark won't appear on the page before printing. 

Additionally, I've included this article for you to learn how to add more specifics in your sales forms in QuickBooks Online: Customize invoices, estimates, and sales receipts in QuickBooks Online. 

I'll be right here in the comments should you need additional assistance managing your invoices. It's great to have you here in the Community.