Describes the cause and action for error messages.
Error Message(English)：
not showing formula bar
Controlling Display of the Formula Bar (Microsoft Excel)
https://excelribbon.tips.net/T007558_Controlling_Display_of_the_Formula_Bar.html
How to show or hide formula bar in Excel? - ExtendOffice
https://www.extendoffice.com/documents/excel/594-excel-show-hide-formula-bar.html
How to not show/hide formulas from formula bar in Excel? - ExtendOffice
https://www.extendoffice.com/documents/excel/2885-excel-not-show-hide-formulas-from-formula-bar.html・・・
Excel Tutorial: Hide and Show the Excel Formula Bar and Ribbon ...
https://www.youtube.com/watch?v=HNWGV9C0FHI
https://www.youtube.com/watch?v=HNWGV9C0FHI
Formula bar in Excel: how to show, hide, expand or collapse
https://www.ablebits.com/office-addins-blog/2016/01/21/formula-bar-excel/
Display or hide formulas - Excel - Office Support - Office 365
https://support.office.com/en-us/article/display-or-hide-formulas-f7f5ab4e-bf24-4efc-8fc9-0c1b77a535・・・
Excel (Win) - Recovering the Formula Bar
https://kb.wisc.edu/helpdesk/page.php?id=1235
microsoft excel - Cell contents not visible on formula bar - Super ...
https://superuser.com/questions/1347210/cell-contents-not-visible-on-formula-bar