Step 1: Free download M4P to MP3 Converter, install and run it, see the screenshot:
Step 2: Clicking “Add” or directly drag-drop protected M4P files. Batch M4P to MP3 conversion supported.
Step 3: In the "Setting" button, choose MP3 format (*.mp3), also you can custom the music.
Step 4: Click the “Start” button to start converting M4P to MP3.
After successful converting M4P to MP3, the result shall be stored on the "Output path" folder.
OK, now you can easily convert M4P to MP3 with the help of M4P to MP3 Converter. If you need the M4P MP3 converter, just free download and enjoy it!