I SOLVED it with a SMC reset ( MacBook Pro 15' 2016 with touchbar)ġ- TURN OFF MAC, REMOVE USB-C POWER SUPPLY CABLE AND ANY PERIPHERALģ- PRESS SHIFT + CONTROL + OPTION + POWER FOR 10 SECONDSĪ small apple logo should appear in the center of the screen and a dashed progress bar at the bottom of the screen: Don't worry the machine is booting normally.Įnter your password and you are ready to go!