After the latest update to Verizon galaxy s7 my fast charge stopped working on my phone but not my wife's. My wife has the same phone...I tried my charger on hers and it fast charges
try her charger
In Settings/Battery make sure Fast Charge is on.
We want to make sure you can use your phone properly, SALMAD30. Let's get your phone charging the right way. Here are a couple of steps to try http://vz.to/2bgcZtc.
JasperM_VZWFollow us on Twitter @VZWSupportIf my response answered your question please click the ?Correct Answer? button under my response. This ensures others can benefit from our conversation. Thanks in advance for your help with this!