Root your Samsung Galaxy Prevail 2

• First, turn on Unknown Sources:
  

Go to Settings > Security and scroll down:
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• Second, install Framaroot on your phone:
  

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• Third, open the Framaroot app.
  

Then, pick the 2nd root method (this worked for me)
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Then, Reboot your phone and when your back at your home screen, install SuperSU from the Play Store:
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hope this helps anyone searching for how to root this device [You must be registered and logged in to see this image.]