Select Input and Output Files

Use the 'Browse' buttons to select an input file and select/create an output file

Select Roots and Modes

Enter a key in the input root and output root boxes and click 'Submit' for both. You should get a confirmation message in the status area saying that the input or output root is updated. A valid key is any note name followed by any number of #s or bs for example "C###", "Abb", "D", "E#b#b". Then select the input mode and output mode on the sliders. Make your your input mode is correct to the piece as otherwise you will not transpose to the expected output mode.

Create the Transposed File

Hit 'Transpose' to create your transposed file, and locate it in the output file path you selected earlier.