This message occurs when the ANDROID app did not finish downloading all of the needed files for the Anki OVERDRIVE app.
To resolve this issue please follow the guide below.
- Make sure you have a strong signal or wait until you are able to connect to a wi-fi router.
- If you are unable to download the app again from the Google Play Store, then uninstall or remove the app from the Application menu in Settings then try again.
- If you are still experiencing difficulty, then you can download the full APK installation file by following the link below.