You can click on the X or No, thanks buttons to dismiss them in QuickBooks Online (QBO), Keith. These pop-ups are designed to guide users to navigate the platform.
Another way is to enable the pop-up blocker of your browser to prevent them from showing. Here's how:
1. Click the Lock icon to the left of the address bar.

2. Select Site settings (Google Chrome) or Permission for this site (Mozilla browser).
3. However to the Pop-ups and redirects sections, and select Block from the drop-down menu.

Additional option is to search and install a pop-up blocker apps extension depending on the type of browser you're using.
I also suggest submitting your feedback to our product engineers. This way, they can review and consider removing pop-ups in the future updates.
Furthermore, you can check out the topics from this article link for more tips and resources while working with your QuickBooks task in the future: Browse all articles.
Don't hesitate to reach out again if you have anything else you need to ask about the process in QBO.