Prerequisites :
-Be for doing any thing you have to Backup your Galaxy J7 ,J5,E5,E7 Data See this guide Here
-You have to recharge your phone more than 80%
Step By Step Root For S6 , S6 Edge :
First Method :
You can root your
s6 & s6 Edge with
PingPong rooting tool very fast and easy
Download and instractions Here
Second Method :1-Download Files
Here2-Watch this video