Note:- This document will help yo for how to set default font and size in WPS Office.
- Go to Main Menu => Office => WPS Spreadsheet.
- Go to Tools and click on Options.
- Click on General and Save.
- Now select your Stadard fonts and Size and click on OK (I have selected here Arial Black font and 11 Size).
- Click on OK.
- Now close you spreadsheet and open it again you can see here my default font and size.