We've officially changed our business name. Trying to change name in QB. Instructions say to start by going to the setup tab. I don't know where that is. Can you help?

Welcome to the Community, @cory11. I'd be delighted to help with changing your business name in QuickBooks Online.

Here's how you can update the name of your business in just a few clicks:

1. Click the Gear icon.
2. Select Account and Settings.
3. Click the Pencil icon in the Company name section.
4. Enter the new name of the business.
5. Click Save and Done.

The following is a screenshot to serve as a visual reference:

Also, I recommend the following article which covers additional settings that you may need to change when updating your business name: Change Company Name, Address, Email Address, EIN, and Privacy Settings.

This information will be helpful in getting you where you need to be.

As always, I'm just a post away if you should need further assistance. Best regards.