pydub не может преобразовать mp3 в wav

Код: import pydub sound = pydub.AudioSegment.from_mp3("D:/mp3/n.mp3") sound.export("D:/mp3/c.wav", format="wav")

Warning (from warnings module): File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\pydub\utils.py", line 165 warn("Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work", RuntimeWarning) RuntimeWarning: Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work

Warning (from warnings module): File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\pydub\utils.py", line 193 warn("Couldn't find ffprobe or avprobe - defaulting to ffprobe, but may not work", RuntimeWarning) RuntimeWarning: Couldn't find ffprobe or avprobe - defaulting to ffprobe, but may not work Traceback (most recent call last): File "D:\mp3\1.py", line 2, in sound = pydub.AudioSegment.from_mp3("D:/mp3/n.mp3") File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\pydub\audio_segment.py", line 716, in from_mp3 return cls.from_file(file, 'mp3', parameters=parameters) File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\pydub\audio_segment.py", line 665, in from_file info = mediainfo_json(orig_file) File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\site-packages\pydub\utils.py", line 263, in mediainfo_json res = Popen(command, stdin=stdin_parameter, stdout=PIPE, stderr=PIPE) File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\subprocess.py", line 854, in init self._execute_child(args, executable, preexec_fn, close_fds, File "C:\Users\User\AppData\Local\Programs\Python\Python38\lib\subprocess.py", line 1307, in _execute_child hp, ht, pid, tid = _winapi.CreateProcess(executable, args, FileNotFoundError: [WinError 2] Не удается найти указанный файл Я устанавливал ffmpeg с помощью pip, но всё равно присутствует эта ошибка.