Great to see you here, @cbottrun,
I can share some insights on how to run your quarterly forms from the previous year.
To make sure you can file your 2018 Quarterly forms, I'd suggest entering them manually through the IRS or the state website since our forms in QuickBooks have already been updated to 2019. You can, however, access your payroll form data from last year for your reference. Let me guide you on how to do that:
You can also you the Tax Form Worksheets. Follow the steps below:
That should give you the tax information from last year. Please check out these article to know more about processing QuickBooks Desktop forms:
Please let me know if you have additional questions. I'll be around to help you anytime. Have a good one!