What are the shortcuts to change capital to small letter?

Highlight the text, hold down "shift" and press F3

select the written text whether in lower case or upper case and convert using this short key command

shift + F3

shift + f3 / shift + alphabet / caps lock

  shift +f3

      capslock   \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\||||||||||||||||\\\\

 select the text you wish to modify then whilst holding down the Shift key tap the F3

Press ctrl+shift & A to change from CAPITAL to small letter.

type shift+F3.......................