How do I stop my back and recent app buttons from flashing on my galaxy 6s?

[AC Question]

The two buttons are obnoxiously flashing every time the screen is on.

 

[pkcable]

Have you tried restarting your device?

 

[B. Diddy]

Welcome to Android Central! Do you mean that whenever your screen is on, the button lights constantly flash? Does this happen in Safe Mode? https://support.t-mobile.com/docs/DOC-21007