1. You must be running Android 4.4 or higher. (You're probably running 4.1 or 4.2, so it won't install. The phone is not a flagship phone, and it's about 3 years old.)
2. You must be enrolled in Key Bank's online banking.
3. Your phone must be connected to a carrier.
4. Most specialized apps (like banking apps) don't work on TracFone's phones.