The invention is directed to a method of searching for at least one data file in a portable device (10) and a portable device (10) provided with : access to a memory arrangement (33, 43) comprising a plurality of data files, each being provided with a file-information- field having a plurality of symbols; a key arrangement (22) comprising a plurality of keys each representing at least one symbol;a presentation arrangement (12) for presenting results; and a search handling unit (42) for performing the method. The method comprises the step of: retrieving and presenting at least a part of said file-information- fields in said plurality of data files; proceeding to the first diverging position in the presented part of the file-information-fields; obtaining a key input; comparing the symbol or symbols represented by the key input and the symbol in said diverging position of said file-information-fields; presenting at least a part of the file-information-fields having a symbol that matchesa symbol represented by the key input; and repeating said further steps until all positions in the presented file-information-fields have been stepped through or until the presented file-information-field correspond to a single file.