I appreciate you for sharing your feedback about your recent experience, @lindarose.
It is part of our job to ensure that your concerns are taken care of with utmost priority. That being said, let me share some information to ensure that you're able to successfully back up your company file using the Intuit Data Protect (IDP).
Here are some solutions to resolve your concern:
Ensure your Windows firewall hasn’t blocked
Make sure to add Intuit Data Protect to your Trusted Sites
Make certain IBuEngHost.exe isn’t operating as your Windows user
Check if QuickBooks Desktop and Intuit Data Protect are up to date
Using Intuit QuickBooks Diagnostic tool
Also, let's make sure that your Intuit Data Protect is updated to the latest version. You can refer to this article for more detailed instructions: Can't back up with Intuit Data Protect?
If the issue persists, let's run the Intuit Data Protect Diagnostic tool. This will detect any error with your IDP. Lastly, you can browse these common questions about the Intuit Data Protect to get answers to FAQs about IDP.
I'm always here if you need further help in resolving the error you have with your IDP. Just let me know in the comment section below. Take care and have a wonderful day!