Excel will not let me copy and paste a formula and will only paste the value into to workbook. In the Add Languages dialog box press Add a language select your language in the list and then press Add. Get the Language ID.
See How to open Control Panel in Windows 10.
It is currently set to Dutch my native language but I know all Excel formula commands in English for example. Eg see the German formula SUMME in F1. Microsoft will let users create custom functions in Excel using the number wranglers own formula language. You need an internet connection to work with these excel function translator.