This is fiddy619 steps to root a Sprint LG Optimus G with Android 4.0.4 ZV9 Ice Cream Sandwich. It’s easy and safe, without complicated steps.
Update: This has been tested on the latest (Jelly Bean) Telus Firmware, the lates AT&T Firmware and the latest Sprint Firmware, so I assume that it will work on them all… This really only copies some files to your phone, and changes some permissions to the files it copies, so it is essentially harmless if it fails, the only thing that would happen is you wouldn’t get root.
How to Root Sprint LG Optimus G ZV9 ICS Steps:
If this won’t work on your device, make sure if you have the stock zv9 on your phone.
Also, we have the method to root ZV8 and ZVB
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