Other questions

I understand this wasn't an easy process for you, @hello132.

For now, the simplest way to generate a PDF file with no random numbers is by saving and renaming it. 

If you're unable to do it, I recommend contacting our support team so they can take a closer look at this: Contact Support.

Check out the QuickBooks Online section of this resource for the support hours to ensure your issue gets taken care of on time: Support hours and types.

Meanwhile, you can visit our blog for the recent QuickBooks news and updates: https://quickbooks.intuit.com/blog/.

Also, you'll want to customize your invoices to personalize their details. Here's an article for the steps: Customize invoices.

I'm around in the Community if you need more help with managing your invoices or anything else related to QuickBooks. Take care and stay safe always.