Hello, we are more than eager to help you. But in order to do that, we’ll need an additional info from you/The version of the program (version can be found in Settings "About").Your OS.
Send a couple of links to the files for the test.
Do you use any proxy? What’s your country?Are you using a paid Ummy Video Downloader version? Please, send some screenshots of the app showing how you download a mp3.We will help you right after receiving this info from you.
Customer support service by UserEcho