With help of this tutorial you can rename any icons in s60v3! see it:
OK, lets start.
1) Select a folder which you want to rename and press ''options'' so that the option menu is just open:
2) Now without pressing any button or exiting the option menu press the power button (the on/off button) and put your mobile in offline mode:
3) The highlight cursor will select on the first icon with the option menu still opened (Note as options has changed, with the option of rename still present):
4) Now just select the ''rename'' option and rename to what ever you want:
5)You can use various symbols, also copy any symbol from text file and paste it using the copy paste function as usual!