1. On your dashboard, Click Edit next to the file you want to edit.
2. You may change voice, or storage as needed. You can also edit the Text. When done click Update to apply changes.
3. You will get a confirmation message saying "Project has been edited successfully and an "Demo_en-US_Joanna.mp3" has been created on Dropbox" where Demo stands for Filename, en-US stands for Language Joanna stands for voiceover you picked. Click the play button to listen to your edited file. You may apply further changes if necessary. When you are satisfied with your editing click Back to go back to your dashboard.