Samsung d900i
hello!
can you please try this if it will work on your phone
-- Go to a text field first, then press the RIGHT-soft key (not LEFT-soft key that the manual incorrectly states) to see a menu pop in the right bottom corner of the screen.
-- The menu shows Emoticons, abc, 123, Symb, etc
-- Select "Sym", and the popup dialog presents a full list of available symbols.
-- Use the Navigation button on the phone keyboard to go to the underscore symbol
-- press OK to input it into the text field.
or
-- hold down the # key for a few seconds and it will display the symbols
-- select the underscore
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