How I can fix the error "Package file is invalid" when installing or upgrading Android?
Play Google and Android applications sometimes are not installed correctly and show the error "package file is invalid". You can check Google page for more information and updates, but meanwhile, here are some steps that have helped other Evernote users.
First: Try changing your internet connection
This error is sometimes related to your Internet connection. Turn off Wi-Fi and download the application or updates to the mobile data connection or a Wi-Fi connection differently.
Then: uninstall it and reinstall it
Just uninstall and reinstall the application or update.
Next: Delete the data from your Google Play Store and the cache:
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Open Settings> Manage Applications> All Applications> Google Play Store> Delete data and delete cache
If this does not work, uninstall updates Play Store:
1-Open Settings> Manage Applications> All Applications> Google Play Store> Uninstall updates
2-Log out of your Google account Play Store and re-enter. Reboot your device.
3-Open Settings> Manage applications> All applications> Locate the Google Services Framework> Trashing data
If this does not work for advanced users have suggested this technique forces which downloads a VPN application:
Download the VPN application Hideman Play Store, or if this does not work try to download APK Hideman in Google
Hideman Open VPN and connect to the VPN server from any of the countries listed
Play Google Opens Store and download the application