Why is there no data download/upload between the Klett Sprachen App and the Cloud? 25 June 2021 12:47 Updated Check your internet connection. You must have a stable connection to save or download data. Related articles Why is the Klett Sprachen App not working? Are the exercises in the Klett Sprachen App interactive? Why can't I download/see the content in the Klett Sprachen App? Are there any guidelines for BlinkLearning? Do you know the Klett Sprachen App?
