Step 1 : First Download And Install Latest BlueStacks Version Of BlueStacks From Here (If You Have Already Downloaded Skip This Step)
Step2:Now Open BlueStacks
Step2:Now Open BlueStacks
Step 3: Install KingRoot Apk From Here
Step 4:Open KingRoot And Root It By Clicking On 'FIX NOW' Button
Step 5: Install SuperSu Me From Here
Step 6:Now Open SuperSU Me And Click On The Big Blue Button
Step 7: It Will Ask You To Permission And Click On 'ALLOW'
Now It Will Replace KingRoot With SuperSu And Now SuperSu Will Ask You To 'Binary Update'
So Now Click On 'Continue'
Now It Will Ask You The Recovery Type
So Now Click On 'NORMAL'
Done..Now You Can Uninstall The SuperSu Me.
If You Have Not Understood This Process We Have A Video For You Please Watch It..!!!