TuneFab Apple Music Converter can only convert files stored in iTunes library. If you want to remove DRM from Audible audiobook with TuneFab, you need to import your purchased Audible audiobooks into iTunes first.
Step 1. Import Audible Audiobooks to iTunes
- Import audible titles manually into iTunes on Windows
- Manually import Audible audiobooks into iTunes on Mac
Step 2. Select Audible Audiobooks in TuneFab Apple Music Converter
When your Audible audiobooks are available in iTunes, you can open TuneFab Apple Music Converter and choose the audiobooks you like for conversion.
Go to "Audiobooks" section, then all the audiobooks stored in iTunes will be displayed in the middle of the main interface. You can sort out the audiobooks by click at "Type". You can choose the audiobook simply by ticking at the checkbox.
If you cannot find the audiobooks in iTunes, click at "Refresh" button to update the library.
Related Article: How to Convert Audible AAX Audiobooks to MP3