How to rename a file

[420benz]

Created a Workbook file and i would like to name it. Now it is Workbook 1

 

[Mike Valmike]

Created a Workbook file and i would like to name it. Now it is Workbook 1

In finder, just select the file and then click again. Rename mode. Or select the file and hit return, it's the same functionality.

Recent switcher? I remember this being a thing that tripped me up at first when I came from WinXP to Leopard...