Using the keyboard screen
Display the screen for inputting characters.
Example 
Source Rename screen
Use 
to select 
or 
.
to select or .Press ENTER to move the cursor to the character that you wish to change.
Each time ENTER is pressed, the cursor moves by one character.
Select a character to be input with then press ENTER.
then press ENTER.Repeat steps 2 - 4 to change the name.
Use to select “OK”, then press ENTER.
to select “OK”, then press ENTER.