a. In the Global Tab Session click Edit button next to Raga Menu and you will reach Ragas Pane.
b. Click on the New icon (beside the Raga Name column).
c. There appears a New Raga pop up. Give the desired name to your Raga and press OK to save. You see your Raga loaded in the Raga Name field.
d. Now select the Aroha & Avaroha notes for the Raga and possibly fine-tune any note that doesn't follow tempered scale using Shruti (micro-tones) sliders. Press RESET in case you wish to undo Shruti adjustments for all the notes.
e. Once done, press the Save icon (next to Reset icon) to save all the changes.