Touch id unable to activate iphone 6

- Unable to activate touch id iphone 6 plus
- Iphone 6s touch id unable to activate
- Unable to activate touch id on iphone 6s plus
- Unable to activate touch id on this iphone 6s after screen replacement
- Iphone 6s unable to activate touch id after battery replacement
- Iphone 6 says unable to activate touch id
- Touch id not working iphone 6
- Touch id iphone 6s plus not working
- Iphone 6s unable to activate touch id on this phone