Starting in v2018 of Engagement or Workpaper Manager, you can run Spell Check from the Engagement or Workpaper Manager ribbon. 



In Journal Entry or Trial Balance reports created in CCH® ProSystem fx® Engagement or Workpaper Manager v7.5 or higher, the Microsoft® Excel® Spell Check option is grayed out because the document has been protected to make it more stable. For more information on the protection of reports in v7.5 and higher, refer to the article CCH® ProSystem fx® Engagement or Workpaper Manager v7.5 or later: Trial Balance Reports Best Practices.