Why can't I play the audio files in the Klett Sprachen App? 25 June 2021 12:47 Updated The volume might be turned off. Check to make sure the loudspeaker volume is on. Related articles Why is the Klett Sprachen App not working? Can I play media files in the Klett Sprachen App? Why can't I download/see the content in the Klett Sprachen App? Do you know the Klett Sprachen App? Which exercises and media can I use in the digital teacher’s package?
