This article explains the function list separator used in Excel functions.
By default, Excel uses the list separator defined under regional controls in Control Panel.
This impacts how functions are entered in Excel.
In the United States, and countries like Canada, Australia, United Kingdom, etc.
functions are entered withargumentsseparated by commas.
In other countries like Spain, France, Italy, Netherlands, Germany, functions are entered with semicolons.
If for some reason this box is unchecked, Excel won’t inherit the regional list separator described above.