Reset FRP SM-G930W8

Hello ,
i tried to rest FRP pn galaxy s7 canadian SM-G930W8 but no success
Operation: Reset FRP
Selected model: SM-G930W8
Software version: 26.9

Waiting ADB device… timeout
Phone not found
First activate ADB

Done with Samsung Tool PRO v.26.9
Please somone could help about it , or how to activate ADB .
Thnanks