I would like to return to having an expert file my taxes for me.
See this TurboTax support FAQ for how to switch products using the online editions - https://ttlc.intuit.com/turbotax-support/en-us/help-article/change-service-level/upgrade-switch-higher-version-turbotax-online/L8sDiPeHV_US_en_US?uid=m59wqoj8