Go to "Output Settings" from the main interface, then you can reset the output folder, output format, output quality, bit rate, sample rate, etc.
Select Output Format
Go to "Output Format" and click at the drop-down button, you will be able to choose different output formats such as MP3, M4A, AC3, AAC, AIFF, AU, FLAC, M4R, etc.
Select Output Folder
Go to "Output Folder" and click at the "…" button to choose your desired output destination.
Customize Codec, Bit Rate and Sample Rate
We highly recommend that you select the codec as M4A, bit rate as 256 Kbps, sample rate as 44100 and channel as 2.