Describes the cause and action for error messages.
Error Message(English)：
subtotal takes too long
Excel performance - Improving calculation performance | Microsoft Docs
https://docs.microsoft.com/en-us/office/vba/excel/concepts/excel-performance/excel-improving-calcuat・・・
SUBTOTAL in Excel: Everything You Should Know | Professor Excel ...
https://professor-excel.com/subtotal-excel/
Structure
https://professor-excel.com/subtotal-excel/#Structure
Important: Characteristics of ...
https://professor-excel.com/subtotal-excel/#Important_Characteristics_of_the_SUBTOTAL_formula
Expert tip: Let Excel do the ...
https://professor-excel.com/subtotal-excel/#Expert_tip_Let_Excel_do_the_work_for_you
Speed up Excel in 17 Easy Steps and Calculate Faster (+Download ...
https://professor-excel.com/15-ways-to-speed-up-excel/
Huge Excel spreadsheet taking too long to update links or ...
https://superuser.com/questions/26696/huge-excel-spreadsheet-taking-too-long-to-update-links-or-calc・・・
How to add multiple subtotals in Excel 2016, 2013, 2010 - Ablebits.com
https://www.ablebits.com/office-addins-blog/2011/11/17/multiple-excel-subtotals/
Excel SUBTOTAL function with formula examples - Ablebits.com
https://www.ablebits.com/office-addins-blog/2016/08/16/excel-subtotal-function/