If you can’t install or update the app from Google Play Store, try following these steps:
1. Make sure that the device has enough free space.
2. Check your Internet connection and try again.
3. Force stop Play Store and clear the cache.
4. Update Google Play Store. 
5. Restart the device.
If the suggested steps didn’t help you solve the problem, please, contact Play Store support:  https://support.google.com/googleplay/gethelp